ALSA: hda/cirrus: Move CS8409 HDA bridge to separate module

Signed-off-by: Lucas Tanure <tanureal@opensource.cirrus.com>
Signed-off-by: Vitaly Rodionov <vitalyr@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20210811185654.6837-2-vitalyr@opensource.cirrus.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>

5 files changed, 1163 insertions, 1074 deletions

diff --git a/sound/pci/hda/Kconfig b/sound/pci/hda/Kconfig
index c4360cdbc728..ab9d2746e804 100644
--- a/sound/pci/hda/Kconfig
+++ b/sound/pci/hda/Kconfig
@@ -157,6 +157,16 @@ config SND_HDA_CODEC_CIRRUS
 comment "Set to Y if you want auto-loading the codec driver"
 	depends on SND_HDA=y && SND_HDA_CODEC_CIRRUS=m
 
+config SND_HDA_CODEC_CS8409
+	tristate "Build Cirrus Logic HDA bridge support"
+	select SND_HDA_GENERIC
+	help
+	  Say Y or M here to include Cirrus Logic HDA bridge support in
+	  snd-hda-intel driver, such as CS8409.
+
+comment "Set to Y if you want auto-loading the codec driver"
+	depends on SND_HDA=y && SND_HDA_CODEC_CS8409=m
+
 config SND_HDA_CODEC_CONEXANT
 	tristate "Build Conexant HD-audio codec support"
 	select SND_HDA_GENERIC
diff --git a/sound/pci/hda/Makefile b/sound/pci/hda/Makefile
index b57432f00056..1b73e08dc563 100644
--- a/sound/pci/hda/Makefile
+++ b/sound/pci/hda/Makefile
@@ -20,6 +20,7 @@ snd-hda-codec-analog-objs :=	patch_analog.o
 snd-hda-codec-idt-objs :=	patch_sigmatel.o
 snd-hda-codec-si3054-objs :=	patch_si3054.o
 snd-hda-codec-cirrus-objs :=	patch_cirrus.o
+snd-hda-codec-cs8409-objs :=	patch_cs8409.o
 snd-hda-codec-ca0110-objs :=	patch_ca0110.o
 snd-hda-codec-ca0132-objs :=	patch_ca0132.o
 snd-hda-codec-conexant-objs :=	patch_conexant.o
@@ -37,6 +38,7 @@ obj-$(CONFIG_SND_HDA_CODEC_ANALOG) += snd-hda-codec-analog.o
 obj-$(CONFIG_SND_HDA_CODEC_SIGMATEL) += snd-hda-codec-idt.o
 obj-$(CONFIG_SND_HDA_CODEC_SI3054) += snd-hda-codec-si3054.o
 obj-$(CONFIG_SND_HDA_CODEC_CIRRUS) += snd-hda-codec-cirrus.o
+obj-$(CONFIG_SND_HDA_CODEC_CS8409) += snd-hda-codec-cs8409.o
 obj-$(CONFIG_SND_HDA_CODEC_CA0110) += snd-hda-codec-ca0110.o
 obj-$(CONFIG_SND_HDA_CODEC_CA0132) += snd-hda-codec-ca0132.o
 obj-$(CONFIG_SND_HDA_CODEC_CONEXANT) += snd-hda-codec-conexant.o
diff --git a/sound/pci/hda/patch_cirrus.c b/sound/pci/hda/patch_cirrus.c
index 8629e84fef23..678fbcaf2a3b 100644
--- a/sound/pci/hda/patch_cirrus.c
+++ b/sound/pci/hda/patch_cirrus.c
@@ -9,7 +9,6 @@
 #include <linux/slab.h>
 #include <linux/module.h>
 #include <sound/core.h>
-#include <linux/mutex.h>
 #include <linux/pci.h>
 #include <sound/tlv.h>
 #include <sound/hda_codec.h>
@@ -21,9 +20,6 @@
 /*
  */
 
-#define CS42L42_HP_CH     (2U)
-#define CS42L42_HS_MIC_CH (1U)
-
 struct cs_spec {
 	struct hda_gen_spec gen;
 
@@ -42,18 +38,6 @@ struct cs_spec {
 	/* for MBP SPDIF control */
 	int (*spdif_sw_put)(struct snd_kcontrol *kcontrol,
 			    struct snd_ctl_elem_value *ucontrol);
-
-	unsigned int cs42l42_hp_jack_in:1;
-	unsigned int cs42l42_mic_jack_in:1;
-	unsigned int cs42l42_volume_init:1;
-	char cs42l42_hp_volume[CS42L42_HP_CH];
-	char cs42l42_hs_mic_volume[CS42L42_HS_MIC_CH];
-
-	struct mutex cs8409_i2c_mux;
-
-	/* verb exec op override */
-	int (*exec_verb)(struct hdac_device *dev, unsigned int cmd,
-				 unsigned int flags, unsigned int *res);
 };
 
 /* available models with CS420x */
@@ -1239,1063 +1223,6 @@ static int patch_cs4213(struct hda_codec *codec)
 	return err;
 }
 
-/* Cirrus Logic CS8409 HDA bridge with
- * companion codec CS42L42
- */
-#define CS8409_VENDOR_NID 0x47
-
-#define CS8409_CS42L42_HP_PIN_NID	0x24
-#define CS8409_CS42L42_SPK_PIN_NID	0x2c
-#define CS8409_CS42L42_AMIC_PIN_NID	0x34
-#define CS8409_CS42L42_DMIC_PIN_NID	0x44
-#define CS8409_CS42L42_DMIC_ADC_PIN_NID	0x22
-
-#define CS42L42_HSDET_AUTO_DONE	0x02
-#define CS42L42_HSTYPE_MASK		0x03
-
-#define CS42L42_JACK_INSERTED	0x0C
-#define CS42L42_JACK_REMOVED	0x00
-
-#define GPIO3_INT (1 << 3)
-#define GPIO4_INT (1 << 4)
-#define GPIO5_INT (1 << 5)
-
-#define CS42L42_I2C_ADDR	(0x48 << 1)
-
-#define CIR_I2C_ADDR	0x0059
-#define CIR_I2C_DATA	0x005A
-#define CIR_I2C_CTRL	0x005B
-#define CIR_I2C_STATUS	0x005C
-#define CIR_I2C_QWRITE	0x005D
-#define CIR_I2C_QREAD	0x005E
-
-#define CS8409_CS42L42_HP_VOL_REAL_MIN   (-63)
-#define CS8409_CS42L42_HP_VOL_REAL_MAX   (0)
-#define CS8409_CS42L42_AMIC_VOL_REAL_MIN (-97)
-#define CS8409_CS42L42_AMIC_VOL_REAL_MAX (12)
-#define CS8409_CS42L42_REG_HS_VOLUME_CHA (0x2301)
-#define CS8409_CS42L42_REG_HS_VOLUME_CHB (0x2303)
-#define CS8409_CS42L42_REG_AMIC_VOLUME   (0x1D03)
-
-struct cs8409_i2c_param {
-	unsigned int addr;
-	unsigned int reg;
-};
-
-struct cs8409_cir_param {
-	unsigned int nid;
-	unsigned int cir;
-	unsigned int coeff;
-};
-
-enum {
-	CS8409_BULLSEYE,
-	CS8409_WARLOCK,
-	CS8409_CYBORG,
-	CS8409_FIXUPS,
-};
-
-static void cs8409_cs42l42_fixups(struct hda_codec *codec,
-				    const struct hda_fixup *fix, int action);
-static int cs8409_cs42l42_exec_verb(struct hdac_device *dev,
-		unsigned int cmd, unsigned int flags, unsigned int *res);
-
-/* Dell Inspiron models with cs8409/cs42l42 */
-static const struct hda_model_fixup cs8409_models[] = {
-	{ .id = CS8409_BULLSEYE, .name = "bullseye" },
-	{ .id = CS8409_WARLOCK, .name = "warlock" },
-	{ .id = CS8409_CYBORG, .name = "cyborg" },
-	{}
-};
-
-/* Dell Inspiron platforms
- * with cs8409 bridge and cs42l42 codec
- */
-static const struct snd_pci_quirk cs8409_fixup_tbl[] = {
-	SND_PCI_QUIRK(0x1028, 0x0A11, "Bullseye", CS8409_BULLSEYE),
-	SND_PCI_QUIRK(0x1028, 0x0A12, "Bullseye", CS8409_BULLSEYE),
-	SND_PCI_QUIRK(0x1028, 0x0A23, "Bullseye", CS8409_BULLSEYE),
-	SND_PCI_QUIRK(0x1028, 0x0A24, "Bullseye", CS8409_BULLSEYE),
-	SND_PCI_QUIRK(0x1028, 0x0A25, "Bullseye", CS8409_BULLSEYE),
-	SND_PCI_QUIRK(0x1028, 0x0A29, "Bullseye", CS8409_BULLSEYE),
-	SND_PCI_QUIRK(0x1028, 0x0A2A, "Bullseye", CS8409_BULLSEYE),
-	SND_PCI_QUIRK(0x1028, 0x0A2B, "Bullseye", CS8409_BULLSEYE),
-	SND_PCI_QUIRK(0x1028, 0x0AB0, "Warlock", CS8409_WARLOCK),
-	SND_PCI_QUIRK(0x1028, 0x0AB2, "Warlock", CS8409_WARLOCK),
-	SND_PCI_QUIRK(0x1028, 0x0AB1, "Warlock", CS8409_WARLOCK),
-	SND_PCI_QUIRK(0x1028, 0x0AB3, "Warlock", CS8409_WARLOCK),
-	SND_PCI_QUIRK(0x1028, 0x0AB4, "Warlock", CS8409_WARLOCK),
-	SND_PCI_QUIRK(0x1028, 0x0AB5, "Warlock", CS8409_WARLOCK),
-	SND_PCI_QUIRK(0x1028, 0x0AD9, "Warlock", CS8409_WARLOCK),
-	SND_PCI_QUIRK(0x1028, 0x0ADA, "Warlock", CS8409_WARLOCK),
-	SND_PCI_QUIRK(0x1028, 0x0ADB, "Warlock", CS8409_WARLOCK),
-	SND_PCI_QUIRK(0x1028, 0x0ADC, "Warlock", CS8409_WARLOCK),
-	SND_PCI_QUIRK(0x1028, 0x0AF4, "Warlock", CS8409_WARLOCK),
-	SND_PCI_QUIRK(0x1028, 0x0AF5, "Warlock", CS8409_WARLOCK),
-	SND_PCI_QUIRK(0x1028, 0x0A77, "Cyborg", CS8409_CYBORG),
-	SND_PCI_QUIRK(0x1028, 0x0A78, "Cyborg", CS8409_CYBORG),
-	SND_PCI_QUIRK(0x1028, 0x0A79, "Cyborg", CS8409_CYBORG),
-	SND_PCI_QUIRK(0x1028, 0x0A7A, "Cyborg", CS8409_CYBORG),
-	SND_PCI_QUIRK(0x1028, 0x0A7D, "Cyborg", CS8409_CYBORG),
-	SND_PCI_QUIRK(0x1028, 0x0A7E, "Cyborg", CS8409_CYBORG),
-	SND_PCI_QUIRK(0x1028, 0x0A7F, "Cyborg", CS8409_CYBORG),
-	SND_PCI_QUIRK(0x1028, 0x0A80, "Cyborg", CS8409_CYBORG),
-	SND_PCI_QUIRK(0x1028, 0x0ADF, "Cyborg", CS8409_CYBORG),
-	SND_PCI_QUIRK(0x1028, 0x0AE0, "Cyborg", CS8409_CYBORG),
-	SND_PCI_QUIRK(0x1028, 0x0AE1, "Cyborg", CS8409_CYBORG),
-	SND_PCI_QUIRK(0x1028, 0x0AE2, "Cyborg", CS8409_CYBORG),
-	SND_PCI_QUIRK(0x1028, 0x0AE9, "Cyborg", CS8409_CYBORG),
-	SND_PCI_QUIRK(0x1028, 0x0AEA, "Cyborg", CS8409_CYBORG),
-	SND_PCI_QUIRK(0x1028, 0x0AEB, "Cyborg", CS8409_CYBORG),
-	SND_PCI_QUIRK(0x1028, 0x0AEC, "Cyborg", CS8409_CYBORG),
-	SND_PCI_QUIRK(0x1028, 0x0AED, "Cyborg", CS8409_CYBORG),
-	SND_PCI_QUIRK(0x1028, 0x0AEE, "Cyborg", CS8409_CYBORG),
-	SND_PCI_QUIRK(0x1028, 0x0AEF, "Cyborg", CS8409_CYBORG),
-	SND_PCI_QUIRK(0x1028, 0x0AF0, "Cyborg", CS8409_CYBORG),
-	{} /* terminator */
-};
-
-static const struct hda_verb cs8409_cs42l42_init_verbs[] = {
-	{ 0x01, AC_VERB_SET_GPIO_WAKE_MASK, 0x0018 }, /* WAKE from GPIO 3,4 */
-	{ 0x47, AC_VERB_SET_PROC_STATE, 0x0001 },     /* Enable VPW processing  */
-	{ 0x47, AC_VERB_SET_COEF_INDEX, 0x0002 },     /* Configure GPIO 6,7 */
-	{ 0x47, AC_VERB_SET_PROC_COEF,  0x0080 },     /* I2C mode */
-	{ 0x47, AC_VERB_SET_COEF_INDEX, 0x005b },     /* Set I2C bus speed */
-	{ 0x47, AC_VERB_SET_PROC_COEF,  0x0200 },     /* 100kHz I2C_STO = 2 */
-	{} /* terminator */
-};
-
-static const struct hda_pintbl cs8409_cs42l42_pincfgs[] = {
-	{ 0x24, 0x042120f0 }, /* ASP-1-TX */
-	{ 0x34, 0x04a12050 }, /* ASP-1-RX */
-	{ 0x2c, 0x901000f0 }, /* ASP-2-TX */
-	{ 0x44, 0x90a00090 }, /* DMIC-1 */
-	{} /* terminator */
-};
-
-static const struct hda_fixup cs8409_fixups[] = {
-	[CS8409_BULLSEYE] = {
-		.type = HDA_FIXUP_PINS,
-		.v.pins = cs8409_cs42l42_pincfgs,
-		.chained = true,
-		.chain_id = CS8409_FIXUPS,
-	},
-	[CS8409_WARLOCK] = {
-		.type = HDA_FIXUP_PINS,
-		.v.pins = cs8409_cs42l42_pincfgs,
-		.chained = true,
-		.chain_id = CS8409_FIXUPS,
-	},
-	[CS8409_CYBORG] = {
-		.type = HDA_FIXUP_PINS,
-		.v.pins = cs8409_cs42l42_pincfgs,
-		.chained = true,
-		.chain_id = CS8409_FIXUPS,
-	},
-	[CS8409_FIXUPS] = {
-		.type = HDA_FIXUP_FUNC,
-		.v.func = cs8409_cs42l42_fixups,
-	},
-};
-
-/* Vendor specific HW configuration for CS42L42 */
-static const struct cs8409_i2c_param cs42l42_init_reg_seq[] = {
-	{ 0x1010, 0xB0 },
-	{ 0x1D01, 0x00 },
-	{ 0x1D02, 0x06 },
-	{ 0x1D03, 0x00 },
-	{ 0x1107, 0x01 },
-	{ 0x1009, 0x02 },
-	{ 0x1007, 0x03 },
-	{ 0x1201, 0x00 },
-	{ 0x1208, 0x13 },
-	{ 0x1205, 0xFF },
-	{ 0x1206, 0x00 },
-	{ 0x1207, 0x20 },
-	{ 0x1202, 0x0D },
-	{ 0x2A02, 0x02 },
-	{ 0x2A03, 0x00 },
-	{ 0x2A04, 0x00 },
-	{ 0x2A05, 0x02 },
-	{ 0x2A06, 0x00 },
-	{ 0x2A07, 0x20 },
-	{ 0x2A08, 0x02 },
-	{ 0x2A09, 0x00 },
-	{ 0x2A0A, 0x80 },
-	{ 0x2A0B, 0x02 },
-	{ 0x2A0C, 0x00 },
-	{ 0x2A0D, 0xA0 },
-	{ 0x2A01, 0x0C },
-	{ 0x2902, 0x01 },
-	{ 0x2903, 0x02 },
-	{ 0x2904, 0x00 },
-	{ 0x2905, 0x00 },
-	{ 0x2901, 0x01 },
-	{ 0x1101, 0x0A },
-	{ 0x1102, 0x84 },
-	{ 0x2301, 0x00 },
-	{ 0x2303, 0x00 },
-	{ 0x2302, 0x3f },
-	{ 0x2001, 0x03 },
-	{ 0x1B75, 0xB6 },
-	{ 0x1B73, 0xC2 },
-	{ 0x1129, 0x01 },
-	{ 0x1121, 0xF3 },
-	{ 0x1103, 0x20 },
-	{ 0x1105, 0x00 },
-	{ 0x1112, 0xC0 },
-	{ 0x1113, 0x80 },
-	{ 0x1C03, 0xC0 },
-	{ 0x1105, 0x00 },
-	{ 0x1112, 0xC0 },
-	{ 0x1101, 0x02 },
-	{} /* Terminator */
-};
-
-/* Vendor specific hw configuration for CS8409 */
-static const struct cs8409_cir_param cs8409_cs42l42_hw_cfg[] = {
-	{ 0x47, 0x00, 0xb008 }, /* +PLL1/2_EN, +I2C_EN */
-	{ 0x47, 0x01, 0x0002 }, /* ASP1/2_EN=0, ASP1_STP=1 */
-	{ 0x47, 0x02, 0x0a80 }, /* ASP1/2_BUS_IDLE=10, +GPIO_I2C */
-	{ 0x47, 0x19, 0x0800 }, /* ASP1.A: TX.LAP=0, TX.LSZ=24 bits, TX.LCS=0 */
-	{ 0x47, 0x1a, 0x0820 }, /* ASP1.A: TX.RAP=0, TX.RSZ=24 bits, TX.RCS=32 */
-	{ 0x47, 0x29, 0x0800 }, /* ASP2.A: TX.LAP=0, TX.LSZ=24 bits, TX.LCS=0 */
-	{ 0x47, 0x2a, 0x2800 }, /* ASP2.A: TX.RAP=1, TX.RSZ=24 bits, TX.RCS=0 */
-	{ 0x47, 0x39, 0x0800 }, /* ASP1.A: RX.LAP=0, RX.LSZ=24 bits, RX.LCS=0 */
-	{ 0x47, 0x3a, 0x0800 }, /* ASP1.A: RX.RAP=0, RX.RSZ=24 bits, RX.RCS=0 */
-	{ 0x47, 0x03, 0x8000 }, /* ASP1: LCHI = 00h */
-	{ 0x47, 0x04, 0x28ff }, /* ASP1: MC/SC_SRCSEL=PLL1, LCPR=FFh */
-	{ 0x47, 0x05, 0x0062 }, /* ASP1: MCEN=0, FSD=011, SCPOL_IN/OUT=0, SCDIV=1:4 */
-	{ 0x47, 0x06, 0x801f }, /* ASP2: LCHI=1Fh */
-	{ 0x47, 0x07, 0x283f }, /* ASP2: MC/SC_SRCSEL=PLL1, LCPR=3Fh */
-	{ 0x47, 0x08, 0x805c }, /* ASP2: 5050=1, MCEN=0, FSD=010, SCPOL_IN/OUT=1, SCDIV=1:16 */
-	{ 0x47, 0x09, 0x0023 }, /* DMIC1_MO=10b, DMIC1/2_SR=1 */
-	{ 0x47, 0x0a, 0x0000 }, /* ASP1/2_BEEP=0 */
-	{ 0x47, 0x01, 0x0062 }, /* ASP1/2_EN=1, ASP1_STP=1 */
-	{ 0x47, 0x00, 0x9008 }, /* -PLL2_EN */
-	{ 0x47, 0x68, 0x0000 }, /* TX2.A: pre-scale att.=0 dB */
-	{ 0x47, 0x82, 0xfc03 }, /* ASP1/2_xxx_EN=1, ASP1/2_MCLK_EN=0, DMIC1_SCL_EN=1 */
-	{ 0x47, 0xc0, 0x9999 }, /* test mode on */
-	{ 0x47, 0xc5, 0x0000 }, /* GPIO hysteresis = 30 us */
-	{ 0x47, 0xc0, 0x0000 }, /* test mode off */
-	{} /* Terminator */
-};
-
-static const struct cs8409_cir_param cs8409_cs42l42_bullseye_atn[] = {
-	{ 0x47, 0x65, 0x4000 }, /* EQ_SEL=1, EQ1/2_EN=0 */
-	{ 0x47, 0x64, 0x4000 }, /* +EQ_ACC */
-	{ 0x47, 0x65, 0x4010 }, /* +EQ2_EN */
-	{ 0x47, 0x63, 0x0647 }, /* EQ_DATA_HI=0x0647 */
-	{ 0x47, 0x64, 0xc0c7 }, /* +EQ_WRT, +EQ_ACC, EQ_ADR=0, EQ_DATA_LO=0x67 */
-	{ 0x47, 0x63, 0x0647 }, /* EQ_DATA_HI=0x0647 */
-	{ 0x47, 0x64, 0xc1c7 }, /* +EQ_WRT, +EQ_ACC, EQ_ADR=1, EQ_DATA_LO=0x67 */
-	{ 0x47, 0x63, 0xf370 }, /* EQ_DATA_HI=0xf370 */
-	{ 0x47, 0x64, 0xc271 }, /* +EQ_WRT, +EQ_ACC, EQ_ADR=2, EQ_DATA_LO=0x71 */
-	{ 0x47, 0x63, 0x1ef8 }, /* EQ_DATA_HI=0x1ef8 */
-	{ 0x47, 0x64, 0xc348 }, /* +EQ_WRT, +EQ_ACC, EQ_ADR=3, EQ_DATA_LO=0x48 */
-	{ 0x47, 0x63, 0xc110 }, /* EQ_DATA_HI=0xc110 */
-	{ 0x47, 0x64, 0xc45a }, /* +EQ_WRT, +EQ_ACC, EQ_ADR=4, EQ_DATA_LO=0x5a */
-	{ 0x47, 0x63, 0x1f29 }, /* EQ_DATA_HI=0x1f29 */
-	{ 0x47, 0x64, 0xc574 }, /* +EQ_WRT, +EQ_ACC, EQ_ADR=5, EQ_DATA_LO=0x74 */
-	{ 0x47, 0x63, 0x1d7a }, /* EQ_DATA_HI=0x1d7a */
-	{ 0x47, 0x64, 0xc653 }, /* +EQ_WRT, +EQ_ACC, EQ_ADR=6, EQ_DATA_LO=0x53 */
-	{ 0x47, 0x63, 0xc38c }, /* EQ_DATA_HI=0xc38c */
-	{ 0x47, 0x64, 0xc714 }, /* +EQ_WRT, +EQ_ACC, EQ_ADR=7, EQ_DATA_LO=0x14 */
-	{ 0x47, 0x63, 0x1ca3 }, /* EQ_DATA_HI=0x1ca3 */
-	{ 0x47, 0x64, 0xc8c7 }, /* +EQ_WRT, +EQ_ACC, EQ_ADR=8, EQ_DATA_LO=0xc7 */
-	{ 0x47, 0x63, 0xc38c }, /* EQ_DATA_HI=0xc38c */
-	{ 0x47, 0x64, 0xc914 }, /* +EQ_WRT, +EQ_ACC, EQ_ADR=9, EQ_DATA_LO=0x14 */
-	{ 0x47, 0x64, 0x0000 }, /* -EQ_ACC, -EQ_WRT */
-	{} /* Terminator */
-};
-
-/**
- * cs8409_enable_i2c_clock - Enable I2C clocks
- * @codec: the codec instance
- * @enable: Enable or disable I2C clocks
- *
- * Enable or Disable I2C clocks.
- */
-static void cs8409_enable_i2c_clock(struct hda_codec *codec, unsigned int enable)
-{
-	unsigned int retval;
-	unsigned int newval;
-
-	retval = cs_vendor_coef_get(codec, 0x0);
-	newval = (enable) ? (retval | 0x8) : (retval & 0xfffffff7);
-	cs_vendor_coef_set(codec, 0x0, newval);
-}
-
-/**
- * cs8409_i2c_wait_complete - Wait for I2C transaction
- * @codec: the codec instance
- *
- * Wait for I2C transaction to complete.
- * Return -1 if transaction wait times out.
- */
-static int cs8409_i2c_wait_complete(struct hda_codec *codec)
-{
-	int repeat = 5;
-	unsigned int retval;
-
-	do {
-		retval = cs_vendor_coef_get(codec, CIR_I2C_STATUS);
-		if ((retval & 0x18) != 0x18) {
-			usleep_range(2000, 4000);
-			--repeat;
-		} else
-			return 0;
-
-	} while (repeat);
-
-	return -1;
-}
-
-/**
- * cs8409_i2c_read - CS8409 I2C Read.
- * @codec: the codec instance
- * @i2c_address: I2C Address
- * @i2c_reg: Register to read
- * @paged: Is a paged transaction
- *
- * CS8409 I2C Read.
- * Returns negative on error, otherwise returns read value in bits 0-7.
- */
-static int cs8409_i2c_read(struct hda_codec *codec,
-		unsigned int i2c_address,
-		unsigned int i2c_reg,
-		unsigned int paged)
-{
-	unsigned int i2c_reg_data;
-	unsigned int read_data;
-
-	cs8409_enable_i2c_clock(codec, 1);
-	cs_vendor_coef_set(codec, CIR_I2C_ADDR, i2c_address);
-
-	if (paged) {
-		cs_vendor_coef_set(codec, CIR_I2C_QWRITE, i2c_reg >> 8);
-		if (cs8409_i2c_wait_complete(codec) < 0) {
-			codec_err(codec,
-				"%s() Paged Transaction Failed 0x%02x : 0x%04x\n",
-				__func__, i2c_address, i2c_reg);
-			return -EIO;
-		}
-	}
-
-	i2c_reg_data = (i2c_reg << 8) & 0x0ffff;
-	cs_vendor_coef_set(codec, CIR_I2C_QREAD, i2c_reg_data);
-	if (cs8409_i2c_wait_complete(codec) < 0) {
-		codec_err(codec, "%s() Transaction Failed 0x%02x : 0x%04x\n",
-			__func__, i2c_address, i2c_reg);
-		return -EIO;
-	}
-
-	/* Register in bits 15-8 and the data in 7-0 */
-	read_data = cs_vendor_coef_get(codec, CIR_I2C_QREAD);
-
-	cs8409_enable_i2c_clock(codec, 0);
-
-	return read_data & 0x0ff;
-}
-
-/**
- * cs8409_i2c_write - CS8409 I2C Write.
- * @codec: the codec instance
- * @i2c_address: I2C Address
- * @i2c_reg: Register to write to
- * @i2c_data: Data to write
- * @paged: Is a paged transaction
- *
- * CS8409 I2C Write.
- * Returns negative on error, otherwise returns 0.
- */
-static int cs8409_i2c_write(struct hda_codec *codec,
-		unsigned int i2c_address, unsigned int i2c_reg,
-		unsigned int i2c_data,
-		unsigned int paged)
-{
-	unsigned int i2c_reg_data;
-
-	cs8409_enable_i2c_clock(codec, 1);
-	cs_vendor_coef_set(codec, CIR_I2C_ADDR, i2c_address);
-
-	if (paged) {
-		cs_vendor_coef_set(codec, CIR_I2C_QWRITE, i2c_reg >> 8);
-		if (cs8409_i2c_wait_complete(codec) < 0) {
-			codec_err(codec,
-				"%s() Paged Transaction Failed 0x%02x : 0x%04x\n",
-				__func__, i2c_address, i2c_reg);
-			return -EIO;
-		}
-	}
-
-	i2c_reg_data = ((i2c_reg << 8) & 0x0ff00) | (i2c_data & 0x0ff);
-	cs_vendor_coef_set(codec, CIR_I2C_QWRITE, i2c_reg_data);
-
-	if (cs8409_i2c_wait_complete(codec) < 0) {
-		codec_err(codec, "%s() Transaction Failed 0x%02x : 0x%04x\n",
-			__func__, i2c_address, i2c_reg);
-		return -EIO;
-	}
-
-	cs8409_enable_i2c_clock(codec, 0);
-
-	return 0;
-}
-
-static int cs8409_cs42l42_volume_info(struct snd_kcontrol *kcontrol,
-				  struct snd_ctl_elem_info *uinfo)
-{
-	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
-	u16 nid = get_amp_nid(kcontrol);
-	u8 chs = get_amp_channels(kcontrol);
-
-	codec_dbg(codec, "%s() nid: %d\n", __func__, nid);
-	switch (nid) {
-	case CS8409_CS42L42_HP_PIN_NID:
-		uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
-		uinfo->count = chs == 3 ? 2 : 1;
-		uinfo->value.integer.min = CS8409_CS42L42_HP_VOL_REAL_MIN;
-		uinfo->value.integer.max = CS8409_CS42L42_HP_VOL_REAL_MAX;
-		break;
-	case CS8409_CS42L42_AMIC_PIN_NID:
-		uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
-		uinfo->count = chs == 3 ? 2 : 1;
-		uinfo->value.integer.min = CS8409_CS42L42_AMIC_VOL_REAL_MIN;
-		uinfo->value.integer.max = CS8409_CS42L42_AMIC_VOL_REAL_MAX;
-		break;
-	default:
-		break;
-	}
-	return 0;
-}
-
-static void cs8409_cs42l42_update_volume(struct hda_codec *codec)
-{
-	struct cs_spec *spec = codec->spec;
-	int data;
-
-	mutex_lock(&spec->cs8409_i2c_mux);
-	data = cs8409_i2c_read(codec, CS42L42_I2C_ADDR,
-				CS8409_CS42L42_REG_HS_VOLUME_CHA, 1);
-	if (data >= 0)
-		spec->cs42l42_hp_volume[0] = -data;
-	else
-		spec->cs42l42_hp_volume[0] = CS8409_CS42L42_HP_VOL_REAL_MIN;
-	data = cs8409_i2c_read(codec, CS42L42_I2C_ADDR,
-				CS8409_CS42L42_REG_HS_VOLUME_CHB, 1);
-	if (data >= 0)
-		spec->cs42l42_hp_volume[1] = -data;
-	else
-		spec->cs42l42_hp_volume[1] = CS8409_CS42L42_HP_VOL_REAL_MIN;
-	data = cs8409_i2c_read(codec, CS42L42_I2C_ADDR,
-				CS8409_CS42L42_REG_AMIC_VOLUME, 1);
-	if (data >= 0)
-		spec->cs42l42_hs_mic_volume[0] = -data;
-	else
-		spec->cs42l42_hs_mic_volume[0] = CS8409_CS42L42_AMIC_VOL_REAL_MIN;
-	mutex_unlock(&spec->cs8409_i2c_mux);
-	spec->cs42l42_volume_init = 1;
-}
-
-static int cs8409_cs42l42_volume_get(struct snd_kcontrol *kcontrol,
-				 struct snd_ctl_elem_value *ucontrol)
-{
-	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
-	struct cs_spec *spec = codec->spec;
-	hda_nid_t nid = get_amp_nid(kcontrol);
-	int chs = get_amp_channels(kcontrol);
-	long *valp = ucontrol->value.integer.value;
-
-	if (!spec->cs42l42_volume_init) {
-		snd_hda_power_up(codec);
-		cs8409_cs42l42_update_volume(codec);
-		snd_hda_power_down(codec);
-	}
-	switch (nid) {
-	case CS8409_CS42L42_HP_PIN_NID:
-		if (chs & BIT(0))
-			*valp++ = spec->cs42l42_hp_volume[0];
-		if (chs & BIT(1))
-			*valp++ = spec->cs42l42_hp_volume[1];
-		break;
-	case CS8409_CS42L42_AMIC_PIN_NID:
-		if (chs & BIT(0))
-			*valp++ = spec->cs42l42_hs_mic_volume[0];
-		break;
-	default:
-		break;
-	}
-	return 0;
-}
-
-static int cs8409_cs42l42_volume_put(struct snd_kcontrol *kcontrol,
-				 struct snd_ctl_elem_value *ucontrol)
-{
-	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
-	struct cs_spec *spec = codec->spec;
-	hda_nid_t nid = get_amp_nid(kcontrol);
-	int chs = get_amp_channels(kcontrol);
-	long *valp = ucontrol->value.integer.value;
-	int change = 0;
-	char vol;
-
-	snd_hda_power_up(codec);
-	switch (nid) {
-	case CS8409_CS42L42_HP_PIN_NID:
-		mutex_lock(&spec->cs8409_i2c_mux);
-		if (chs & BIT(0)) {
-			vol = -(*valp);
-			change = cs8409_i2c_write(codec, CS42L42_I2C_ADDR,
-				CS8409_CS42L42_REG_HS_VOLUME_CHA, vol, 1);
-			valp++;
-		}
-		if (chs & BIT(1)) {
-			vol = -(*valp);
-			change |= cs8409_i2c_write(codec, CS42L42_I2C_ADDR,
-				CS8409_CS42L42_REG_HS_VOLUME_CHB, vol, 1);
-		}
-		mutex_unlock(&spec->cs8409_i2c_mux);
-		break;
-	case CS8409_CS42L42_AMIC_PIN_NID:
-		mutex_lock(&spec->cs8409_i2c_mux);
-		if (chs & BIT(0)) {
-			change = cs8409_i2c_write(
-				codec, CS42L42_I2C_ADDR,
-				CS8409_CS42L42_REG_AMIC_VOLUME, (char)*valp, 1);
-			valp++;
-		}
-		mutex_unlock(&spec->cs8409_i2c_mux);
-		break;
-	default:
-		break;
-	}
-	cs8409_cs42l42_update_volume(codec);
-	snd_hda_power_down(codec);
-	return change;
-}
-
-static const DECLARE_TLV_DB_SCALE(
-	cs8409_cs42l42_hp_db_scale,
-	CS8409_CS42L42_HP_VOL_REAL_MIN * 100, 100, 1);
-
-static const DECLARE_TLV_DB_SCALE(
-	cs8409_cs42l42_amic_db_scale,
-	CS8409_CS42L42_AMIC_VOL_REAL_MIN * 100, 100, 1);
-
-static const struct snd_kcontrol_new cs8409_cs42l42_hp_volume_mixer = {
-	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
-	.index = 0,
-	.name = "Headphone Playback Volume",
-	.subdevice = (HDA_SUBDEV_AMP_FLAG | HDA_SUBDEV_NID_FLAG),
-	.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE
-			 | SNDRV_CTL_ELEM_ACCESS_TLV_READ),
-	.info = cs8409_cs42l42_volume_info,
-	.get = cs8409_cs42l42_volume_get,
-	.put = cs8409_cs42l42_volume_put,
-	.tlv = { .p = cs8409_cs42l42_hp_db_scale },
-	.private_value = HDA_COMPOSE_AMP_VAL(
-		CS8409_CS42L42_HP_PIN_NID, 3, 0, HDA_OUTPUT)
-		| HDA_AMP_VAL_MIN_MUTE
-};
-
-static const struct snd_kcontrol_new cs8409_cs42l42_amic_volume_mixer = {
-	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
-	.index = 0,
-	.name = "Mic Capture Volume",
-	.subdevice = (HDA_SUBDEV_AMP_FLAG | HDA_SUBDEV_NID_FLAG),
-	.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE
-			 | SNDRV_CTL_ELEM_ACCESS_TLV_READ),
-	.info = cs8409_cs42l42_volume_info,
-	.get = cs8409_cs42l42_volume_get,
-	.put = cs8409_cs42l42_volume_put,
-	.tlv = { .p = cs8409_cs42l42_amic_db_scale },
-	.private_value = HDA_COMPOSE_AMP_VAL(
-		CS8409_CS42L42_AMIC_PIN_NID, 1, 0, HDA_INPUT)
-		| HDA_AMP_VAL_MIN_MUTE
-};
-
-/* Assert/release RTS# line to CS42L42 */
-static void cs8409_cs42l42_reset(struct hda_codec *codec)
-{
-	struct cs_spec *spec = codec->spec;
-
-	/* Assert RTS# line */
-	snd_hda_codec_write(codec,
-			codec->core.afg, 0, AC_VERB_SET_GPIO_DATA, 0);
-	/* wait ~10ms */
-	usleep_range(10000, 15000);
-	/* Release RTS# line */
-	snd_hda_codec_write(codec,
-			codec->core.afg, 0, AC_VERB_SET_GPIO_DATA, GPIO5_INT);
-	/* wait ~10ms */
-	usleep_range(10000, 15000);
-
-	mutex_lock(&spec->cs8409_i2c_mux);
-
-	/* Clear interrupts, by reading interrupt status registers */
-	cs8409_i2c_read(codec, CS42L42_I2C_ADDR, 0x1308, 1);
-	cs8409_i2c_read(codec, CS42L42_I2C_ADDR, 0x1309, 1);
-	cs8409_i2c_read(codec, CS42L42_I2C_ADDR, 0x130A, 1);
-	cs8409_i2c_read(codec, CS42L42_I2C_ADDR, 0x130F, 1);
-
-	mutex_unlock(&spec->cs8409_i2c_mux);
-
-}
-
-/* Configure CS42L42 slave codec for jack autodetect */
-static void cs8409_cs42l42_enable_jack_detect(struct hda_codec *codec)
-{
-	struct cs_spec *spec = codec->spec;
-
-	mutex_lock(&spec->cs8409_i2c_mux);
-
-	/* Set TIP_SENSE_EN for analog front-end of tip sense. */
-	cs8409_i2c_write(codec, CS42L42_I2C_ADDR, 0x1b70, 0x0020, 1);
-	/* Clear WAKE# */
-	cs8409_i2c_write(codec, CS42L42_I2C_ADDR, 0x1b71, 0x0001, 1);
-	/* Wait ~2.5ms */
-	usleep_range(2500, 3000);
-	/* Set mode WAKE# output follows the combination logic directly */
-	cs8409_i2c_write(codec, CS42L42_I2C_ADDR, 0x1b71, 0x0020, 1);
-	/* Clear interrupts status */
-	cs8409_i2c_read(codec, CS42L42_I2C_ADDR, 0x130f, 1);
-	cs8409_i2c_read(codec, CS42L42_I2C_ADDR, 0x1b7b, 1);
-	/* Enable interrupt */
-	cs8409_i2c_write(codec, CS42L42_I2C_ADDR, 0x1320, 0x03, 1);
-	cs8409_i2c_write(codec, CS42L42_I2C_ADDR, 0x1b79, 0x00, 1);
-
-	mutex_unlock(&spec->cs8409_i2c_mux);
-}
-
-/* Enable and run CS42L42 slave codec jack auto detect */
-static void cs8409_cs42l42_run_jack_detect(struct hda_codec *codec)
-{
-	struct cs_spec *spec = codec->spec;
-
-	mutex_lock(&spec->cs8409_i2c_mux);
-
-	/* Clear interrupts */
-	cs8409_i2c_read(codec, CS42L42_I2C_ADDR, 0x1308, 1);
-	cs8409_i2c_read(codec, CS42L42_I2C_ADDR, 0x1b77, 1);
-
-	cs8409_i2c_write(codec, CS42L42_I2C_ADDR, 0x1102, 0x87, 1);
-	cs8409_i2c_write(codec, CS42L42_I2C_ADDR, 0x1f06, 0x86, 1);
-	cs8409_i2c_write(codec, CS42L42_I2C_ADDR, 0x1b74, 0x07, 1);
-	cs8409_i2c_write(codec, CS42L42_I2C_ADDR, 0x131b, 0x01, 1);
-	cs8409_i2c_write(codec, CS42L42_I2C_ADDR, 0x1120, 0x80, 1);
-	/* Wait ~110ms*/
-	usleep_range(110000, 200000);
-	cs8409_i2c_write(codec, CS42L42_I2C_ADDR, 0x111f, 0x77, 1);
-	cs8409_i2c_write(codec, CS42L42_I2C_ADDR, 0x1120, 0xc0, 1);
-	/* Wait ~10ms */
-	usleep_range(10000, 25000);
-
-	mutex_unlock(&spec->cs8409_i2c_mux);
-
-}
-
-static void cs8409_cs42l42_reg_setup(struct hda_codec *codec)
-{
-	const struct cs8409_i2c_param *seq = cs42l42_init_reg_seq;
-	struct cs_spec *spec = codec->spec;
-
-	mutex_lock(&spec->cs8409_i2c_mux);
-
-	for (; seq->addr; seq++)
-		cs8409_i2c_write(codec, CS42L42_I2C_ADDR, seq->addr, seq->reg, 1);
-
-	mutex_unlock(&spec->cs8409_i2c_mux);
-
-}
-
-/*
- * In the case of CS8409 we do not have unsolicited events from NID's 0x24
- * and 0x34 where hs mic and hp are connected. Companion codec CS42L42 will
- * generate interrupt via gpio 4 to notify jack events. We have to overwrite
- * generic snd_hda_jack_unsol_event(), read CS42L42 jack detect status registers
- * and then notify status via generic snd_hda_jack_unsol_event() call.
- */
-static void cs8409_jack_unsol_event(struct hda_codec *codec, unsigned int res)
-{
-	struct cs_spec *spec = codec->spec;
-	int status_changed = 0;
-	int reg_cdc_status;
-	int reg_hs_status;
-	int reg_ts_status;
-	int type;
-	struct hda_jack_tbl *jk;
-
-	/* jack_unsol_event() will be called every time gpio line changing state.
-	 * In this case gpio4 line goes up as a result of reading interrupt status
-	 * registers in previous cs8409_jack_unsol_event() call.
-	 * We don't need to handle this event, ignoring...
-	 */
-	if ((res & (1 << 4)))
-		return;
-
-	mutex_lock(&spec->cs8409_i2c_mux);
-
-	/* Read jack detect status registers */
-	reg_cdc_status = cs8409_i2c_read(codec, CS42L42_I2C_ADDR, 0x1308, 1);
-	reg_hs_status = cs8409_i2c_read(codec, CS42L42_I2C_ADDR, 0x1124, 1);
-	reg_ts_status = cs8409_i2c_read(codec, CS42L42_I2C_ADDR, 0x130f, 1);
-
-	/* Clear interrupts, by reading interrupt status registers */
-	cs8409_i2c_read(codec, CS42L42_I2C_ADDR, 0x1b7b, 1);
-
-	mutex_unlock(&spec->cs8409_i2c_mux);
-
-	/* If status values are < 0, read error has occurred. */
-	if (reg_cdc_status < 0 || reg_hs_status < 0 || reg_ts_status < 0)
-		return;
-
-	/* HSDET_AUTO_DONE */
-	if (reg_cdc_status & CS42L42_HSDET_AUTO_DONE) {
-
-		type = ((reg_hs_status & CS42L42_HSTYPE_MASK) + 1);
-		/* CS42L42 reports optical jack as type 4
-		 * We don't handle optical jack
-		 */
-		if (type != 4) {
-			if (!spec->cs42l42_hp_jack_in) {
-				status_changed = 1;
-				spec->cs42l42_hp_jack_in = 1;
-			}
-			/* type = 3 has no mic */
-			if ((!spec->cs42l42_mic_jack_in) && (type != 3)) {
-				status_changed = 1;
-				spec->cs42l42_mic_jack_in = 1;
-			}
-		} else {
-			if (spec->cs42l42_hp_jack_in || spec->cs42l42_mic_jack_in) {
-				status_changed = 1;
-				spec->cs42l42_hp_jack_in = 0;
-				spec->cs42l42_mic_jack_in = 0;
-			}
-		}
-
-	} else {
-		/* TIP_SENSE INSERT/REMOVE */
-		switch (reg_ts_status) {
-		case CS42L42_JACK_INSERTED:
-			cs8409_cs42l42_run_jack_detect(codec);
-			break;
-
-		case CS42L42_JACK_REMOVED:
-			if (spec->cs42l42_hp_jack_in || spec->cs42l42_mic_jack_in) {
-				status_changed = 1;
-				spec->cs42l42_hp_jack_in = 0;
-				spec->cs42l42_mic_jack_in = 0;
-			}
-			break;
-
-		default:
-			/* jack in transition */
-			status_changed = 0;
-			break;
-		}
-	}
-
-	if (status_changed) {
-
-		snd_hda_set_pin_ctl(codec, CS8409_CS42L42_SPK_PIN_NID,
-				spec->cs42l42_hp_jack_in ? 0 : PIN_OUT);
-
-		/* Report jack*/
-		jk = snd_hda_jack_tbl_get_mst(codec, CS8409_CS42L42_HP_PIN_NID, 0);
-		if (jk) {
-			snd_hda_jack_unsol_event(codec,
-				(jk->tag << AC_UNSOL_RES_TAG_SHIFT) & AC_UNSOL_RES_TAG);
-		}
-		/* Report jack*/
-		jk = snd_hda_jack_tbl_get_mst(codec, CS8409_CS42L42_AMIC_PIN_NID, 0);
-		if (jk) {
-			snd_hda_jack_unsol_event(codec,
-				(jk->tag << AC_UNSOL_RES_TAG_SHIFT) & AC_UNSOL_RES_TAG);
-		}
-	}
-}
-
-#ifdef CONFIG_PM
-/* Manage PDREF, when transition to D3hot */
-static int cs8409_suspend(struct hda_codec *codec)
-{
-	struct cs_spec *spec = codec->spec;
-
-	mutex_lock(&spec->cs8409_i2c_mux);
-	/* Power down CS42L42 ASP/EQ/MIX/HP */
-	cs8409_i2c_write(codec, CS42L42_I2C_ADDR, 0x1101, 0xfe, 1);
-	mutex_unlock(&spec->cs8409_i2c_mux);
-	/* Assert CS42L42 RTS# line */
-	snd_hda_codec_write(codec,
-			codec->core.afg, 0, AC_VERB_SET_GPIO_DATA, 0);
-
-	snd_hda_shutup_pins(codec);
-
-	return 0;
-}
-#endif
-
-/* Enable/Disable Unsolicited Response for gpio(s) 3,4 */
-static void cs8409_enable_ur(struct hda_codec *codec, int flag)
-{
-	/* GPIO4 INT# and GPIO3 WAKE# */
-	snd_hda_codec_write(codec, codec->core.afg,
-			0, AC_VERB_SET_GPIO_UNSOLICITED_RSP_MASK,
-			flag ? (GPIO3_INT | GPIO4_INT) : 0);
-
-	snd_hda_codec_write(codec, codec->core.afg,
-			0, AC_VERB_SET_UNSOLICITED_ENABLE,
-			flag ? AC_UNSOL_ENABLED : 0);
-
-}
-
-/* Vendor specific HW configuration
- * PLL, ASP, I2C, SPI, GPIOs, DMIC etc...
- */
-static void cs8409_cs42l42_hw_init(struct hda_codec *codec)
-{
-	const struct cs8409_cir_param *seq = cs8409_cs42l42_hw_cfg;
-	const struct cs8409_cir_param *seq_bullseye = cs8409_cs42l42_bullseye_atn;
-	struct cs_spec *spec = codec->spec;
-
-	if (spec->gpio_mask) {
-		snd_hda_codec_write(codec, 0x01, 0, AC_VERB_SET_GPIO_MASK,
-				    spec->gpio_mask);
-		snd_hda_codec_write(codec, 0x01, 0, AC_VERB_SET_GPIO_DIRECTION,
-				    spec->gpio_dir);
-		snd_hda_codec_write(codec, 0x01, 0, AC_VERB_SET_GPIO_DATA,
-				    spec->gpio_data);
-	}
-
-	for (; seq->nid; seq++)
-		cs_vendor_coef_set(codec, seq->cir, seq->coeff);
-
-	if (codec->fixup_id == CS8409_BULLSEYE)
-		for (; seq_bullseye->nid; seq_bullseye++)
-			cs_vendor_coef_set(codec, seq_bullseye->cir, seq_bullseye->coeff);
-
-	/* Disable Unsolicited Response during boot */
-	cs8409_enable_ur(codec, 0);
-
-	/* Reset CS42L42 */
-	cs8409_cs42l42_reset(codec);
-
-	/* Initialise CS42L42 companion codec */
-	cs8409_cs42l42_reg_setup(codec);
-
-	if (codec->fixup_id == CS8409_WARLOCK ||
-			codec->fixup_id == CS8409_CYBORG) {
-		/* FULL_SCALE_VOL = 0 for Warlock / Cyborg */
-		mutex_lock(&spec->cs8409_i2c_mux);
-		cs8409_i2c_write(codec, CS42L42_I2C_ADDR, 0x2001, 0x01, 1);
-		mutex_unlock(&spec->cs8409_i2c_mux);
-		/* DMIC1_MO=00b, DMIC1/2_SR=1 */
-		cs_vendor_coef_set(codec, 0x09, 0x0003);
-	}
-
-	/* Restore Volumes after Resume */
-	if (spec->cs42l42_volume_init) {
-		mutex_lock(&spec->cs8409_i2c_mux);
-		cs8409_i2c_write(codec, CS42L42_I2C_ADDR,
-					CS8409_CS42L42_REG_HS_VOLUME_CHA,
-					-spec->cs42l42_hp_volume[0],
-					1);
-		cs8409_i2c_write(codec, CS42L42_I2C_ADDR,
-					CS8409_CS42L42_REG_HS_VOLUME_CHB,
-					-spec->cs42l42_hp_volume[1],
-					1);
-		cs8409_i2c_write(codec, CS42L42_I2C_ADDR,
-					CS8409_CS42L42_REG_AMIC_VOLUME,
-					spec->cs42l42_hs_mic_volume[0],
-					1);
-		mutex_unlock(&spec->cs8409_i2c_mux);
-	}
-
-	cs8409_cs42l42_update_volume(codec);
-
-	cs8409_cs42l42_enable_jack_detect(codec);
-
-	/* Enable Unsolicited Response */
-	cs8409_enable_ur(codec, 1);
-}
-
-static int cs8409_cs42l42_init(struct hda_codec *codec)
-{
-	int ret = snd_hda_gen_init(codec);
-
-	if (!ret)
-		snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_INIT);
-
-	return ret;
-}
-
-static const struct hda_codec_ops cs8409_cs42l42_patch_ops = {
-	.build_controls = cs_build_controls,
-	.build_pcms = snd_hda_gen_build_pcms,
-	.init = cs8409_cs42l42_init,
-	.free = cs_free,
-	.unsol_event = cs8409_jack_unsol_event,
-#ifdef CONFIG_PM
-	.suspend = cs8409_suspend,
-#endif
-};
-
-static void cs8409_cs42l42_fixups(struct hda_codec *codec,
-				    const struct hda_fixup *fix, int action)
-{
-	struct cs_spec *spec = codec->spec;
-	int caps;
-
-	switch (action) {
-	case HDA_FIXUP_ACT_PRE_PROBE:
-		snd_hda_add_verbs(codec, cs8409_cs42l42_init_verbs);
-		/* verb exec op override */
-		spec->exec_verb = codec->core.exec_verb;
-		codec->core.exec_verb = cs8409_cs42l42_exec_verb;
-
-		mutex_init(&spec->cs8409_i2c_mux);
-
-		codec->patch_ops = cs8409_cs42l42_patch_ops;
-
-		spec->gen.suppress_auto_mute = 1;
-		spec->gen.no_primary_hp = 1;
-		spec->gen.suppress_vmaster = 1;
-
-		/* GPIO 5 out, 3,4 in */
-		spec->gpio_dir = GPIO5_INT;
-		spec->gpio_data = 0;
-		spec->gpio_mask = 0x03f;
-
-		spec->cs42l42_hp_jack_in = 0;
-		spec->cs42l42_mic_jack_in = 0;
-
-		/* Basic initial sequence for specific hw configuration */
-		snd_hda_sequence_write(codec, cs8409_cs42l42_init_verbs);
-
-		/* CS8409 is simple HDA bridge and intended to be used with a remote
-		 * companion codec. Most of input/output PIN(s) have only basic
-		 * capabilities. NID(s) 0x24 and 0x34 have only OUTC and INC
-		 * capabilities and no presence detect capable (PDC) and call to
-		 * snd_hda_gen_build_controls() will mark them as non detectable
-		 * phantom jacks. However, in this configuration companion codec
-		 * CS42L42 is connected to these pins and it has jack detect
-		 * capabilities. We have to override pin capabilities,
-		 * otherwise they will not be created as input devices.
-		 */
-		caps = snd_hdac_read_parm(&codec->core, CS8409_CS42L42_HP_PIN_NID,
-				AC_PAR_PIN_CAP);
-		if (caps >= 0)
-			snd_hdac_override_parm(&codec->core,
-				CS8409_CS42L42_HP_PIN_NID, AC_PAR_PIN_CAP,
-				(caps | (AC_PINCAP_IMP_SENSE | AC_PINCAP_PRES_DETECT)));
-
-		caps = snd_hdac_read_parm(&codec->core, CS8409_CS42L42_AMIC_PIN_NID,
-				AC_PAR_PIN_CAP);
-		if (caps >= 0)
-			snd_hdac_override_parm(&codec->core,
-				CS8409_CS42L42_AMIC_PIN_NID, AC_PAR_PIN_CAP,
-				(caps | (AC_PINCAP_IMP_SENSE | AC_PINCAP_PRES_DETECT)));
-
-		snd_hda_override_wcaps(codec, CS8409_CS42L42_HP_PIN_NID,
-			(get_wcaps(codec, CS8409_CS42L42_HP_PIN_NID) | AC_WCAP_UNSOL_CAP));
-
-		snd_hda_override_wcaps(codec, CS8409_CS42L42_AMIC_PIN_NID,
-			(get_wcaps(codec, CS8409_CS42L42_AMIC_PIN_NID) | AC_WCAP_UNSOL_CAP));
-		break;
-	case HDA_FIXUP_ACT_PROBE:
-
-		/* Set initial DMIC volume to -26 dB */
-		snd_hda_codec_amp_init_stereo(codec, CS8409_CS42L42_DMIC_ADC_PIN_NID,
-				HDA_INPUT, 0, 0xff, 0x19);
-		snd_hda_gen_add_kctl(&spec->gen,
-			NULL, &cs8409_cs42l42_hp_volume_mixer);
-		snd_hda_gen_add_kctl(&spec->gen,
-			NULL, &cs8409_cs42l42_amic_volume_mixer);
-		cs8409_cs42l42_hw_init(codec);
-		snd_hda_codec_set_name(codec, "CS8409/CS42L42");
-		break;
-	case HDA_FIXUP_ACT_INIT:
-		cs8409_cs42l42_hw_init(codec);
-		fallthrough;
-	case HDA_FIXUP_ACT_BUILD:
-		/* Run jack auto detect first time on boot
-		 * after controls have been added, to check if jack has
-		 * been already plugged in.
-		 * Run immediately after init.
-		 */
-		cs8409_cs42l42_run_jack_detect(codec);
-		usleep_range(100000, 150000);
-		break;
-	default:
-		break;
-	}
-}
-
-static int cs8409_cs42l42_exec_verb(struct hdac_device *dev,
-		unsigned int cmd, unsigned int flags, unsigned int *res)
-{
-	struct hda_codec *codec = container_of(dev, struct hda_codec, core);
-	struct cs_spec *spec = codec->spec;
-
-	unsigned int nid = ((cmd >> 20) & 0x07f);
-	unsigned int verb = ((cmd >> 8) & 0x0fff);
-
-	/* CS8409 pins have no AC_PINSENSE_PRESENCE
-	 * capabilities. We have to intercept 2 calls for pins 0x24 and 0x34
-	 * and return correct pin sense values for read_pin_sense() call from
-	 * hda_jack based on CS42L42 jack detect status.
-	 */
-	switch (nid) {
-	case CS8409_CS42L42_HP_PIN_NID:
-		if (verb == AC_VERB_GET_PIN_SENSE) {
-			*res = (spec->cs42l42_hp_jack_in) ? AC_PINSENSE_PRESENCE : 0;
-			return 0;
-		}
-		break;
-
-	case CS8409_CS42L42_AMIC_PIN_NID:
-		if (verb == AC_VERB_GET_PIN_SENSE) {
-			*res = (spec->cs42l42_mic_jack_in) ? AC_PINSENSE_PRESENCE : 0;
-			return 0;
-		}
-		break;
-
-	default:
-		break;
-	}
-
-	return spec->exec_verb(dev, cmd, flags, res);
-}
-
-static int patch_cs8409(struct hda_codec *codec)
-{
-	int err;
-
-	if (!cs_alloc_spec(codec, CS8409_VENDOR_NID))
-		return -ENOMEM;
-
-	snd_hda_pick_fixup(codec,
-			cs8409_models, cs8409_fixup_tbl, cs8409_fixups);
-
-	codec_dbg(codec, "Picked ID=%d, VID=%08x, DEV=%08x\n",
-			codec->fixup_id,
-			codec->bus->pci->subsystem_vendor,
-			codec->bus->pci->subsystem_device);
-
-	snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PRE_PROBE);
-
-	err = cs_parse_auto_config(codec);
-	if (err < 0) {
-		cs_free(codec);
-		return err;
-	}
-
-	snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PROBE);
-	return 0;
-}
-
 /*
  * patch entries
  */
@@ -2305,7 +1232,6 @@ static const struct hda_device_id snd_hda_id_cirrus[] = {
 	HDA_CODEC_ENTRY(0x10134208, "CS4208", patch_cs4208),
 	HDA_CODEC_ENTRY(0x10134210, "CS4210", patch_cs4210),
 	HDA_CODEC_ENTRY(0x10134213, "CS4213", patch_cs4213),
-	HDA_CODEC_ENTRY(0x10138409, "CS8409", patch_cs8409),
 	{} /* terminator */
 };
 MODULE_DEVICE_TABLE(hdaudio, snd_hda_id_cirrus);
diff --git a/sound/pci/hda/patch_cs8409.c b/sound/pci/hda/patch_cs8409.c
new file mode 100644
index 000000000000..9b16f1b5b828
--- /dev/null
+++ b/sound/pci/hda/patch_cs8409.c
@@ -0,0 +1,1060 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * HD audio interface patch for Cirrus Logic CS8409 HDA bridge chip
+ *
+ * Copyright (C) 2021 Cirrus Logic, Inc. and
+ *                    Cirrus Logic International Semiconductor Ltd.
+ */
+
+#include <linux/init.h>
+#include <linux/slab.h>
+#include <linux/module.h>
+#include <sound/core.h>
+#include <linux/mutex.h>
+#include <linux/pci.h>
+#include <sound/tlv.h>
+#include <sound/hda_codec.h>
+#include "hda_local.h"
+#include "hda_auto_parser.h"
+#include "hda_jack.h"
+#include "hda_generic.h"
+
+#include "patch_cs8409.h"
+
+static int cs8409_parse_auto_config(struct hda_codec *codec)
+{
+	struct cs8409_spec *spec = codec->spec;
+	int err;
+	int i;
+
+	err = snd_hda_parse_pin_defcfg(codec, &spec->gen.autocfg, NULL, 0);
+	if (err < 0)
+		return err;
+
+	err = snd_hda_gen_parse_auto_config(codec, &spec->gen.autocfg);
+	if (err < 0)
+		return err;
+
+	/* keep the ADCs powered up when it's dynamically switchable */
+	if (spec->gen.dyn_adc_switch) {
+		unsigned int done = 0;
+
+		for (i = 0; i < spec->gen.input_mux.num_items; i++) {
+			int idx = spec->gen.dyn_adc_idx[i];
+
+			if (done & (1 << idx))
+				continue;
+			snd_hda_gen_fix_pin_power(codec, spec->gen.adc_nids[idx]);
+			done |= 1 << idx;
+		}
+	}
+
+	return 0;
+}
+
+/* Dell Inspiron models with cs8409/cs42l42 */
+static const struct hda_model_fixup cs8409_models[] = {
+	{ .id = CS8409_BULLSEYE, .name = "bullseye" },
+	{ .id = CS8409_WARLOCK, .name = "warlock" },
+	{ .id = CS8409_CYBORG, .name = "cyborg" },
+	{}
+};
+
+/* Dell Inspiron platforms
+ * with cs8409 bridge and cs42l42 codec
+ */
+static const struct snd_pci_quirk cs8409_fixup_tbl[] = {
+	SND_PCI_QUIRK(0x1028, 0x0A11, "Bullseye", CS8409_BULLSEYE),
+	SND_PCI_QUIRK(0x1028, 0x0A12, "Bullseye", CS8409_BULLSEYE),
+	SND_PCI_QUIRK(0x1028, 0x0A23, "Bullseye", CS8409_BULLSEYE),
+	SND_PCI_QUIRK(0x1028, 0x0A24, "Bullseye", CS8409_BULLSEYE),
+	SND_PCI_QUIRK(0x1028, 0x0A25, "Bullseye", CS8409_BULLSEYE),
+	SND_PCI_QUIRK(0x1028, 0x0A29, "Bullseye", CS8409_BULLSEYE),
+	SND_PCI_QUIRK(0x1028, 0x0A2A, "Bullseye", CS8409_BULLSEYE),
+	SND_PCI_QUIRK(0x1028, 0x0A2B, "Bullseye", CS8409_BULLSEYE),
+	SND_PCI_QUIRK(0x1028, 0x0AB0, "Warlock", CS8409_WARLOCK),
+	SND_PCI_QUIRK(0x1028, 0x0AB2, "Warlock", CS8409_WARLOCK),
+	SND_PCI_QUIRK(0x1028, 0x0AB1, "Warlock", CS8409_WARLOCK),
+	SND_PCI_QUIRK(0x1028, 0x0AB3, "Warlock", CS8409_WARLOCK),
+	SND_PCI_QUIRK(0x1028, 0x0AB4, "Warlock", CS8409_WARLOCK),
+	SND_PCI_QUIRK(0x1028, 0x0AB5, "Warlock", CS8409_WARLOCK),
+	SND_PCI_QUIRK(0x1028, 0x0AD9, "Warlock", CS8409_WARLOCK),
+	SND_PCI_QUIRK(0x1028, 0x0ADA, "Warlock", CS8409_WARLOCK),
+	SND_PCI_QUIRK(0x1028, 0x0ADB, "Warlock", CS8409_WARLOCK),
+	SND_PCI_QUIRK(0x1028, 0x0ADC, "Warlock", CS8409_WARLOCK),
+	SND_PCI_QUIRK(0x1028, 0x0AF4, "Warlock", CS8409_WARLOCK),
+	SND_PCI_QUIRK(0x1028, 0x0AF5, "Warlock", CS8409_WARLOCK),
+	SND_PCI_QUIRK(0x1028, 0x0A77, "Cyborg", CS8409_CYBORG),
+	SND_PCI_QUIRK(0x1028, 0x0A78, "Cyborg", CS8409_CYBORG),
+	SND_PCI_QUIRK(0x1028, 0x0A79, "Cyborg", CS8409_CYBORG),
+	SND_PCI_QUIRK(0x1028, 0x0A7A, "Cyborg", CS8409_CYBORG),
+	SND_PCI_QUIRK(0x1028, 0x0A7D, "Cyborg", CS8409_CYBORG),
+	SND_PCI_QUIRK(0x1028, 0x0A7E, "Cyborg", CS8409_CYBORG),
+	SND_PCI_QUIRK(0x1028, 0x0A7F, "Cyborg", CS8409_CYBORG),
+	SND_PCI_QUIRK(0x1028, 0x0A80, "Cyborg", CS8409_CYBORG),
+	SND_PCI_QUIRK(0x1028, 0x0ADF, "Cyborg", CS8409_CYBORG),
+	SND_PCI_QUIRK(0x1028, 0x0AE0, "Cyborg", CS8409_CYBORG),
+	SND_PCI_QUIRK(0x1028, 0x0AE1, "Cyborg", CS8409_CYBORG),
+	SND_PCI_QUIRK(0x1028, 0x0AE2, "Cyborg", CS8409_CYBORG),
+	SND_PCI_QUIRK(0x1028, 0x0AE9, "Cyborg", CS8409_CYBORG),
+	SND_PCI_QUIRK(0x1028, 0x0AEA, "Cyborg", CS8409_CYBORG),
+	SND_PCI_QUIRK(0x1028, 0x0AEB, "Cyborg", CS8409_CYBORG),
+	SND_PCI_QUIRK(0x1028, 0x0AEC, "Cyborg", CS8409_CYBORG),
+	SND_PCI_QUIRK(0x1028, 0x0AED, "Cyborg", CS8409_CYBORG),
+	SND_PCI_QUIRK(0x1028, 0x0AEE, "Cyborg", CS8409_CYBORG),
+	SND_PCI_QUIRK(0x1028, 0x0AEF, "Cyborg", CS8409_CYBORG),
+	SND_PCI_QUIRK(0x1028, 0x0AF0, "Cyborg", CS8409_CYBORG),
+	{} /* terminator */
+};
+
+static const struct hda_verb cs8409_cs42l42_init_verbs[] = {
+	{ 0x01, AC_VERB_SET_GPIO_WAKE_MASK, 0x0018 }, /* WAKE from GPIO 3,4 */
+	{ 0x47, AC_VERB_SET_PROC_STATE, 0x0001 },     /* Enable VPW processing  */
+	{ 0x47, AC_VERB_SET_COEF_INDEX, 0x0002 },     /* Configure GPIO 6,7 */
+	{ 0x47, AC_VERB_SET_PROC_COEF,  0x0080 },     /* I2C mode */
+	{ 0x47, AC_VERB_SET_COEF_INDEX, 0x005b },     /* Set I2C bus speed */
+	{ 0x47, AC_VERB_SET_PROC_COEF,  0x0200 },     /* 100kHz I2C_STO = 2 */
+	{} /* terminator */
+};
+
+static const struct hda_pintbl cs8409_cs42l42_pincfgs[] = {
+	{ 0x24, 0x042120f0 }, /* ASP-1-TX */
+	{ 0x34, 0x04a12050 }, /* ASP-1-RX */
+	{ 0x2c, 0x901000f0 }, /* ASP-2-TX */
+	{ 0x44, 0x90a00090 }, /* DMIC-1 */
+	{} /* terminator */
+};
+
+static struct cs8409_spec *cs8409_alloc_spec(struct hda_codec *codec)
+{
+	struct cs8409_spec *spec;
+
+	spec = kzalloc(sizeof(*spec), GFP_KERNEL);
+	if (!spec)
+		return NULL;
+	codec->spec = spec;
+	codec->power_save_node = 1;
+	snd_hda_gen_spec_init(&spec->gen);
+
+	return spec;
+}
+
+/* Vendor specific HW configuration for CS42L42 */
+static const struct cs8409_i2c_param cs42l42_init_reg_seq[] = {
+	{ 0x1010, 0xB0 },
+	{ 0x1D01, 0x00 },
+	{ 0x1D02, 0x06 },
+	{ 0x1D03, 0x00 },
+	{ 0x1107, 0x01 },
+	{ 0x1009, 0x02 },
+	{ 0x1007, 0x03 },
+	{ 0x1201, 0x00 },
+	{ 0x1208, 0x13 },
+	{ 0x1205, 0xFF },
+	{ 0x1206, 0x00 },
+	{ 0x1207, 0x20 },
+	{ 0x1202, 0x0D },
+	{ 0x2A02, 0x02 },
+	{ 0x2A03, 0x00 },
+	{ 0x2A04, 0x00 },
+	{ 0x2A05, 0x02 },
+	{ 0x2A06, 0x00 },
+	{ 0x2A07, 0x20 },
+	{ 0x2A08, 0x02 },
+	{ 0x2A09, 0x00 },
+	{ 0x2A0A, 0x80 },
+	{ 0x2A0B, 0x02 },
+	{ 0x2A0C, 0x00 },
+	{ 0x2A0D, 0xA0 },
+	{ 0x2A01, 0x0C },
+	{ 0x2902, 0x01 },
+	{ 0x2903, 0x02 },
+	{ 0x2904, 0x00 },
+	{ 0x2905, 0x00 },
+	{ 0x2901, 0x01 },
+	{ 0x1101, 0x0A },
+	{ 0x1102, 0x84 },
+	{ 0x2301, 0x00 },
+	{ 0x2303, 0x00 },
+	{ 0x2302, 0x3f },
+	{ 0x2001, 0x03 },
+	{ 0x1B75, 0xB6 },
+	{ 0x1B73, 0xC2 },
+	{ 0x1129, 0x01 },
+	{ 0x1121, 0xF3 },
+	{ 0x1103, 0x20 },
+	{ 0x1105, 0x00 },
+	{ 0x1112, 0xC0 },
+	{ 0x1113, 0x80 },
+	{ 0x1C03, 0xC0 },
+	{ 0x1105, 0x00 },
+	{ 0x1112, 0xC0 },
+	{ 0x1101, 0x02 },
+	{} /* Terminator */
+};
+
+/* Vendor specific hw configuration for CS8409 */
+static const struct cs8409_cir_param cs8409_cs42l42_hw_cfg[] = {
+	{ 0x47, 0x00, 0xb008 }, /* +PLL1/2_EN, +I2C_EN */
+	{ 0x47, 0x01, 0x0002 }, /* ASP1/2_EN=0, ASP1_STP=1 */
+	{ 0x47, 0x02, 0x0a80 }, /* ASP1/2_BUS_IDLE=10, +GPIO_I2C */
+	{ 0x47, 0x19, 0x0800 }, /* ASP1.A: TX.LAP=0, TX.LSZ=24 bits, TX.LCS=0 */
+	{ 0x47, 0x1a, 0x0820 }, /* ASP1.A: TX.RAP=0, TX.RSZ=24 bits, TX.RCS=32 */
+	{ 0x47, 0x29, 0x0800 }, /* ASP2.A: TX.LAP=0, TX.LSZ=24 bits, TX.LCS=0 */
+	{ 0x47, 0x2a, 0x2800 }, /* ASP2.A: TX.RAP=1, TX.RSZ=24 bits, TX.RCS=0 */
+	{ 0x47, 0x39, 0x0800 }, /* ASP1.A: RX.LAP=0, RX.LSZ=24 bits, RX.LCS=0 */
+	{ 0x47, 0x3a, 0x0800 }, /* ASP1.A: RX.RAP=0, RX.RSZ=24 bits, RX.RCS=0 */
+	{ 0x47, 0x03, 0x8000 }, /* ASP1: LCHI = 00h */
+	{ 0x47, 0x04, 0x28ff }, /* ASP1: MC/SC_SRCSEL=PLL1, LCPR=FFh */
+	{ 0x47, 0x05, 0x0062 }, /* ASP1: MCEN=0, FSD=011, SCPOL_IN/OUT=0, SCDIV=1:4 */
+	{ 0x47, 0x06, 0x801f }, /* ASP2: LCHI=1Fh */
+	{ 0x47, 0x07, 0x283f }, /* ASP2: MC/SC_SRCSEL=PLL1, LCPR=3Fh */
+	{ 0x47, 0x08, 0x805c }, /* ASP2: 5050=1, MCEN=0, FSD=010, SCPOL_IN/OUT=1, SCDIV=1:16 */
+	{ 0x47, 0x09, 0x0023 }, /* DMIC1_MO=10b, DMIC1/2_SR=1 */
+	{ 0x47, 0x0a, 0x0000 }, /* ASP1/2_BEEP=0 */
+	{ 0x47, 0x01, 0x0062 }, /* ASP1/2_EN=1, ASP1_STP=1 */
+	{ 0x47, 0x00, 0x9008 }, /* -PLL2_EN */
+	{ 0x47, 0x68, 0x0000 }, /* TX2.A: pre-scale att.=0 dB */
+	{ 0x47, 0x82, 0xfc03 }, /* ASP1/2_xxx_EN=1, ASP1/2_MCLK_EN=0, DMIC1_SCL_EN=1 */
+	{ 0x47, 0xc0, 0x9999 }, /* test mode on */
+	{ 0x47, 0xc5, 0x0000 }, /* GPIO hysteresis = 30 us */
+	{ 0x47, 0xc0, 0x0000 }, /* test mode off */
+	{} /* Terminator */
+};
+
+static const struct cs8409_cir_param cs8409_cs42l42_bullseye_atn[] = {
+	{ 0x47, 0x65, 0x4000 }, /* EQ_SEL=1, EQ1/2_EN=0 */
+	{ 0x47, 0x64, 0x4000 }, /* +EQ_ACC */
+	{ 0x47, 0x65, 0x4010 }, /* +EQ2_EN */
+	{ 0x47, 0x63, 0x0647 }, /* EQ_DATA_HI=0x0647 */
+	{ 0x47, 0x64, 0xc0c7 }, /* +EQ_WRT, +EQ_ACC, EQ_ADR=0, EQ_DATA_LO=0x67 */
+	{ 0x47, 0x63, 0x0647 }, /* EQ_DATA_HI=0x0647 */
+	{ 0x47, 0x64, 0xc1c7 }, /* +EQ_WRT, +EQ_ACC, EQ_ADR=1, EQ_DATA_LO=0x67 */
+	{ 0x47, 0x63, 0xf370 }, /* EQ_DATA_HI=0xf370 */
+	{ 0x47, 0x64, 0xc271 }, /* +EQ_WRT, +EQ_ACC, EQ_ADR=2, EQ_DATA_LO=0x71 */
+	{ 0x47, 0x63, 0x1ef8 }, /* EQ_DATA_HI=0x1ef8 */
+	{ 0x47, 0x64, 0xc348 }, /* +EQ_WRT, +EQ_ACC, EQ_ADR=3, EQ_DATA_LO=0x48 */
+	{ 0x47, 0x63, 0xc110 }, /* EQ_DATA_HI=0xc110 */
+	{ 0x47, 0x64, 0xc45a }, /* +EQ_WRT, +EQ_ACC, EQ_ADR=4, EQ_DATA_LO=0x5a */
+	{ 0x47, 0x63, 0x1f29 }, /* EQ_DATA_HI=0x1f29 */
+	{ 0x47, 0x64, 0xc574 }, /* +EQ_WRT, +EQ_ACC, EQ_ADR=5, EQ_DATA_LO=0x74 */
+	{ 0x47, 0x63, 0x1d7a }, /* EQ_DATA_HI=0x1d7a */
+	{ 0x47, 0x64, 0xc653 }, /* +EQ_WRT, +EQ_ACC, EQ_ADR=6, EQ_DATA_LO=0x53 */
+	{ 0x47, 0x63, 0xc38c }, /* EQ_DATA_HI=0xc38c */
+	{ 0x47, 0x64, 0xc714 }, /* +EQ_WRT, +EQ_ACC, EQ_ADR=7, EQ_DATA_LO=0x14 */
+	{ 0x47, 0x63, 0x1ca3 }, /* EQ_DATA_HI=0x1ca3 */
+	{ 0x47, 0x64, 0xc8c7 }, /* +EQ_WRT, +EQ_ACC, EQ_ADR=8, EQ_DATA_LO=0xc7 */
+	{ 0x47, 0x63, 0xc38c }, /* EQ_DATA_HI=0xc38c */
+	{ 0x47, 0x64, 0xc914 }, /* +EQ_WRT, +EQ_ACC, EQ_ADR=9, EQ_DATA_LO=0x14 */
+	{ 0x47, 0x64, 0x0000 }, /* -EQ_ACC, -EQ_WRT */
+	{} /* Terminator */
+};
+
+static inline int cs8409_vendor_coef_get(struct hda_codec *codec, unsigned int idx)
+{
+	snd_hda_codec_write(codec, CS8409_VENDOR_NID, 0, AC_VERB_SET_COEF_INDEX, idx);
+	return snd_hda_codec_read(codec, CS8409_VENDOR_NID, 0, AC_VERB_GET_PROC_COEF, 0);
+}
+
+static inline void cs8409_vendor_coef_set(struct hda_codec *codec, unsigned int idx,
+					  unsigned int coef)
+{
+	snd_hda_codec_write(codec, CS8409_VENDOR_NID, 0, AC_VERB_SET_COEF_INDEX, idx);
+	snd_hda_codec_write(codec, CS8409_VENDOR_NID, 0, AC_VERB_SET_PROC_COEF, coef);
+}
+
+/**
+ * cs8409_enable_i2c_clock - Enable I2C clocks
+ * @codec: the codec instance
+ * @enable: Enable or disable I2C clocks
+ *
+ * Enable or Disable I2C clocks.
+ */
+static void cs8409_enable_i2c_clock(struct hda_codec *codec, unsigned int enable)
+{
+	unsigned int retval;
+	unsigned int newval;
+
+	retval = cs8409_vendor_coef_get(codec, 0x0);
+	newval = (enable) ? (retval | 0x8) : (retval & 0xfffffff7);
+	cs8409_vendor_coef_set(codec, 0x0, newval);
+}
+
+/**
+ * cs8409_i2c_wait_complete - Wait for I2C transaction
+ * @codec: the codec instance
+ *
+ * Wait for I2C transaction to complete.
+ * Return -1 if transaction wait times out.
+ */
+static int cs8409_i2c_wait_complete(struct hda_codec *codec)
+{
+	int repeat = 5;
+	unsigned int retval;
+
+	do {
+		retval = cs8409_vendor_coef_get(codec, CIR_I2C_STATUS);
+		if ((retval & 0x18) != 0x18) {
+			usleep_range(2000, 4000);
+			--repeat;
+		} else
+			return 0;
+
+	} while (repeat);
+
+	return -1;
+}
+
+/**
+ * cs8409_i2c_read - CS8409 I2C Read.
+ * @codec: the codec instance
+ * @i2c_address: I2C Address
+ * @i2c_reg: Register to read
+ * @paged: Is a paged transaction
+ *
+ * CS8409 I2C Read.
+ * Returns negative on error, otherwise returns read value in bits 0-7.
+ */
+static int cs8409_i2c_read(struct hda_codec *codec, unsigned int i2c_address, unsigned int i2c_reg,
+			   unsigned int paged)
+{
+	unsigned int i2c_reg_data;
+	unsigned int read_data;
+
+	cs8409_enable_i2c_clock(codec, 1);
+	cs8409_vendor_coef_set(codec, CIR_I2C_ADDR, i2c_address);
+
+	if (paged) {
+		cs8409_vendor_coef_set(codec, CIR_I2C_QWRITE, i2c_reg >> 8);
+		if (cs8409_i2c_wait_complete(codec) < 0) {
+			codec_err(codec, "%s() Paged Transaction Failed 0x%02x : 0x%04x\n",
+				__func__, i2c_address, i2c_reg);
+			return -EIO;
+		}
+	}
+
+	i2c_reg_data = (i2c_reg << 8) & 0x0ffff;
+	cs8409_vendor_coef_set(codec, CIR_I2C_QREAD, i2c_reg_data);
+	if (cs8409_i2c_wait_complete(codec) < 0) {
+		codec_err(codec, "%s() Transaction Failed 0x%02x : 0x%04x\n",
+			  __func__, i2c_address, i2c_reg);
+		return -EIO;
+	}
+
+	/* Register in bits 15-8 and the data in 7-0 */
+	read_data = cs8409_vendor_coef_get(codec, CIR_I2C_QREAD);
+
+	cs8409_enable_i2c_clock(codec, 0);
+
+	return read_data & 0x0ff;
+}
+
+/**
+ * cs8409_i2c_write - CS8409 I2C Write.
+ * @codec: the codec instance
+ * @i2c_address: I2C Address
+ * @i2c_reg: Register to write to
+ * @i2c_data: Data to write
+ * @paged: Is a paged transaction
+ *
+ * CS8409 I2C Write.
+ * Returns negative on error, otherwise returns 0.
+ */
+static int cs8409_i2c_write(struct hda_codec *codec, unsigned int i2c_address, unsigned int i2c_reg,
+			    unsigned int i2c_data, unsigned int paged)
+{
+	unsigned int i2c_reg_data;
+
+	cs8409_enable_i2c_clock(codec, 1);
+	cs8409_vendor_coef_set(codec, CIR_I2C_ADDR, i2c_address);
+
+	if (paged) {
+		cs8409_vendor_coef_set(codec, CIR_I2C_QWRITE, i2c_reg >> 8);
+		if (cs8409_i2c_wait_complete(codec) < 0) {
+			codec_err(codec, "%s() Paged Transaction Failed 0x%02x : 0x%04x\n",
+				__func__, i2c_address, i2c_reg);
+			return -EIO;
+		}
+	}
+
+	i2c_reg_data = ((i2c_reg << 8) & 0x0ff00) | (i2c_data & 0x0ff);
+	cs8409_vendor_coef_set(codec, CIR_I2C_QWRITE, i2c_reg_data);
+
+	if (cs8409_i2c_wait_complete(codec) < 0) {
+		codec_err(codec, "%s() Transaction Failed 0x%02x : 0x%04x\n",
+			__func__, i2c_address, i2c_reg);
+		return -EIO;
+	}
+
+	cs8409_enable_i2c_clock(codec, 0);
+
+	return 0;
+}
+
+static int cs8409_cs42l42_volume_info(struct snd_kcontrol *kctrl, struct snd_ctl_elem_info *uinfo)
+{
+	u16 nid = get_amp_nid(kctrl);
+	u8 chs = get_amp_channels(kctrl);
+
+	switch (nid) {
+	case CS8409_CS42L42_HP_PIN_NID:
+		uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+		uinfo->count = chs == 3 ? 2 : 1;
+		uinfo->value.integer.min = CS8409_CS42L42_HP_VOL_REAL_MIN;
+		uinfo->value.integer.max = CS8409_CS42L42_HP_VOL_REAL_MAX;
+		break;
+	case CS8409_CS42L42_AMIC_PIN_NID:
+		uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+		uinfo->count = chs == 3 ? 2 : 1;
+		uinfo->value.integer.min = CS8409_CS42L42_AMIC_VOL_REAL_MIN;
+		uinfo->value.integer.max = CS8409_CS42L42_AMIC_VOL_REAL_MAX;
+		break;
+	default:
+		break;
+	}
+	return 0;
+}
+
+static void cs8409_cs42l42_update_volume(struct hda_codec *codec)
+{
+	struct cs8409_spec *spec = codec->spec;
+	int data;
+
+	mutex_lock(&spec->cs8409_i2c_mux);
+	data = cs8409_i2c_read(codec, CS42L42_I2C_ADDR, CS8409_CS42L42_REG_HS_VOLUME_CHA, 1);
+	if (data >= 0)
+		spec->cs42l42_hp_volume[0] = -data;
+	else
+		spec->cs42l42_hp_volume[0] = CS8409_CS42L42_HP_VOL_REAL_MIN;
+	data = cs8409_i2c_read(codec, CS42L42_I2C_ADDR, CS8409_CS42L42_REG_HS_VOLUME_CHB, 1);
+	if (data >= 0)
+		spec->cs42l42_hp_volume[1] = -data;
+	else
+		spec->cs42l42_hp_volume[1] = CS8409_CS42L42_HP_VOL_REAL_MIN;
+	data = cs8409_i2c_read(codec, CS42L42_I2C_ADDR, CS8409_CS42L42_REG_AMIC_VOLUME, 1);
+	if (data >= 0)
+		spec->cs42l42_hs_mic_volume[0] = -data;
+	else
+		spec->cs42l42_hs_mic_volume[0] = CS8409_CS42L42_AMIC_VOL_REAL_MIN;
+	mutex_unlock(&spec->cs8409_i2c_mux);
+	spec->cs42l42_volume_init = 1;
+}
+
+static int cs8409_cs42l42_volume_get(struct snd_kcontrol *kctrl, struct snd_ctl_elem_value *uctrl)
+{
+	struct hda_codec *codec = snd_kcontrol_chip(kctrl);
+	struct cs8409_spec *spec = codec->spec;
+	hda_nid_t nid = get_amp_nid(kctrl);
+	int chs = get_amp_channels(kctrl);
+	long *valp = uctrl->value.integer.value;
+
+	if (!spec->cs42l42_volume_init) {
+		snd_hda_power_up(codec);
+		cs8409_cs42l42_update_volume(codec);
+		snd_hda_power_down(codec);
+	}
+	switch (nid) {
+	case CS8409_CS42L42_HP_PIN_NID:
+		if (chs & BIT(0))
+			*valp++ = spec->cs42l42_hp_volume[0];
+		if (chs & BIT(1))
+			*valp++ = spec->cs42l42_hp_volume[1];
+		break;
+	case CS8409_CS42L42_AMIC_PIN_NID:
+		if (chs & BIT(0))
+			*valp++ = spec->cs42l42_hs_mic_volume[0];
+		break;
+	default:
+		break;
+	}
+	return 0;
+}
+
+static int cs8409_cs42l42_volume_put(struct snd_kcontrol *kctrl, struct snd_ctl_elem_value *uctrl)
+{
+	struct hda_codec *codec = snd_kcontrol_chip(kctrl);
+	struct cs8409_spec *spec = codec->spec;
+	hda_nid_t nid = get_amp_nid(kctrl);
+	int chs = get_amp_channels(kctrl);
+	long *valp = uctrl->value.integer.value;
+	int change = 0;
+	char vol;
+
+	snd_hda_power_up(codec);
+	switch (nid) {
+	case CS8409_CS42L42_HP_PIN_NID:
+		mutex_lock(&spec->cs8409_i2c_mux);
+		if (chs & BIT(0)) {
+			vol = -(*valp);
+			change = cs8409_i2c_write(codec, CS42L42_I2C_ADDR,
+						  CS8409_CS42L42_REG_HS_VOLUME_CHA, vol, 1);
+			valp++;
+		}
+		if (chs & BIT(1)) {
+			vol = -(*valp);
+			change |= cs8409_i2c_write(codec, CS42L42_I2C_ADDR,
+						   CS8409_CS42L42_REG_HS_VOLUME_CHB, vol, 1);
+		}
+		mutex_unlock(&spec->cs8409_i2c_mux);
+		break;
+	case CS8409_CS42L42_AMIC_PIN_NID:
+		mutex_lock(&spec->cs8409_i2c_mux);
+		if (chs & BIT(0)) {
+			change = cs8409_i2c_write(codec, CS42L42_I2C_ADDR,
+						  CS8409_CS42L42_REG_AMIC_VOLUME, (char)*valp, 1);
+			valp++;
+		}
+		mutex_unlock(&spec->cs8409_i2c_mux);
+		break;
+	default:
+		break;
+	}
+	cs8409_cs42l42_update_volume(codec);
+	snd_hda_power_down(codec);
+	return change;
+}
+
+static const DECLARE_TLV_DB_SCALE(cs8409_cs42l42_hp_db_scale,
+				  CS8409_CS42L42_HP_VOL_REAL_MIN * 100, 100, 1);
+
+static const DECLARE_TLV_DB_SCALE(cs8409_cs42l42_amic_db_scale,
+				  CS8409_CS42L42_AMIC_VOL_REAL_MIN * 100, 100, 1);
+
+static const struct snd_kcontrol_new cs8409_cs42l42_hp_volume_mixer = {
+	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+	.index = 0,
+	.name = "Headphone Playback Volume",
+	.subdevice = (HDA_SUBDEV_AMP_FLAG | HDA_SUBDEV_NID_FLAG),
+	.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ),
+	.info = cs8409_cs42l42_volume_info,
+	.get = cs8409_cs42l42_volume_get,
+	.put = cs8409_cs42l42_volume_put,
+	.tlv = { .p = cs8409_cs42l42_hp_db_scale },
+	.private_value = HDA_COMPOSE_AMP_VAL(CS8409_CS42L42_HP_PIN_NID, 3, 0, HDA_OUTPUT) |
+			 HDA_AMP_VAL_MIN_MUTE
+};
+
+static const struct snd_kcontrol_new cs8409_cs42l42_amic_volume_mixer = {
+	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+	.index = 0,
+	.name = "Mic Capture Volume",
+	.subdevice = (HDA_SUBDEV_AMP_FLAG | HDA_SUBDEV_NID_FLAG),
+	.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ),
+	.info = cs8409_cs42l42_volume_info,
+	.get = cs8409_cs42l42_volume_get,
+	.put = cs8409_cs42l42_volume_put,
+	.tlv = { .p = cs8409_cs42l42_amic_db_scale },
+	.private_value = HDA_COMPOSE_AMP_VAL(CS8409_CS42L42_AMIC_PIN_NID, 1, 0, HDA_INPUT) |
+			 HDA_AMP_VAL_MIN_MUTE
+};
+
+/* Assert/release RTS# line to CS42L42 */
+static void cs8409_cs42l42_reset(struct hda_codec *codec)
+{
+	struct cs8409_spec *spec = codec->spec;
+
+	/* Assert RTS# line */
+	snd_hda_codec_write(codec, codec->core.afg, 0, AC_VERB_SET_GPIO_DATA, 0);
+	/* wait ~10ms */
+	usleep_range(10000, 15000);
+	/* Release RTS# line */
+	snd_hda_codec_write(codec, codec->core.afg, 0, AC_VERB_SET_GPIO_DATA, GPIO5_INT);
+	/* wait ~10ms */
+	usleep_range(10000, 15000);
+
+	mutex_lock(&spec->cs8409_i2c_mux);
+
+	/* Clear interrupts, by reading interrupt status registers */
+	cs8409_i2c_read(codec, CS42L42_I2C_ADDR, 0x1308, 1);
+	cs8409_i2c_read(codec, CS42L42_I2C_ADDR, 0x1309, 1);
+	cs8409_i2c_read(codec, CS42L42_I2C_ADDR, 0x130A, 1);
+	cs8409_i2c_read(codec, CS42L42_I2C_ADDR, 0x130F, 1);
+
+	mutex_unlock(&spec->cs8409_i2c_mux);
+
+}
+
+/* Configure CS42L42 slave codec for jack autodetect */
+static void cs8409_cs42l42_enable_jack_detect(struct hda_codec *codec)
+{
+	struct cs8409_spec *spec = codec->spec;
+
+	mutex_lock(&spec->cs8409_i2c_mux);
+
+	/* Set TIP_SENSE_EN for analog front-end of tip sense. */
+	cs8409_i2c_write(codec, CS42L42_I2C_ADDR, 0x1b70, 0x0020, 1);
+	/* Clear WAKE# */
+	cs8409_i2c_write(codec, CS42L42_I2C_ADDR, 0x1b71, 0x0001, 1);
+	/* Wait ~2.5ms */
+	usleep_range(2500, 3000);
+	/* Set mode WAKE# output follows the combination logic directly */
+	cs8409_i2c_write(codec, CS42L42_I2C_ADDR, 0x1b71, 0x0020, 1);
+	/* Clear interrupts status */
+	cs8409_i2c_read(codec, CS42L42_I2C_ADDR, 0x130f, 1);
+	cs8409_i2c_read(codec, CS42L42_I2C_ADDR, 0x1b7b, 1);
+	/* Enable interrupt */
+	cs8409_i2c_write(codec, CS42L42_I2C_ADDR, 0x1320, 0x03, 1);
+	cs8409_i2c_write(codec, CS42L42_I2C_ADDR, 0x1b79, 0x00, 1);
+
+	mutex_unlock(&spec->cs8409_i2c_mux);
+}
+
+/* Enable and run CS42L42 slave codec jack auto detect */
+static void cs8409_cs42l42_run_jack_detect(struct hda_codec *codec)
+{
+	struct cs8409_spec *spec = codec->spec;
+
+	mutex_lock(&spec->cs8409_i2c_mux);
+
+	/* Clear interrupts */
+	cs8409_i2c_read(codec, CS42L42_I2C_ADDR, 0x1308, 1);
+	cs8409_i2c_read(codec, CS42L42_I2C_ADDR, 0x1b77, 1);
+
+	cs8409_i2c_write(codec, CS42L42_I2C_ADDR, 0x1102, 0x87, 1);
+	cs8409_i2c_write(codec, CS42L42_I2C_ADDR, 0x1f06, 0x86, 1);
+	cs8409_i2c_write(codec, CS42L42_I2C_ADDR, 0x1b74, 0x07, 1);
+	cs8409_i2c_write(codec, CS42L42_I2C_ADDR, 0x131b, 0x01, 1);
+	cs8409_i2c_write(codec, CS42L42_I2C_ADDR, 0x1120, 0x80, 1);
+	/* Wait ~110ms*/
+	usleep_range(110000, 200000);
+	cs8409_i2c_write(codec, CS42L42_I2C_ADDR, 0x111f, 0x77, 1);
+	cs8409_i2c_write(codec, CS42L42_I2C_ADDR, 0x1120, 0xc0, 1);
+	/* Wait ~10ms */
+	usleep_range(10000, 25000);
+
+	mutex_unlock(&spec->cs8409_i2c_mux);
+
+}
+
+static void cs8409_cs42l42_reg_setup(struct hda_codec *codec)
+{
+	const struct cs8409_i2c_param *seq = cs42l42_init_reg_seq;
+	struct cs8409_spec *spec = codec->spec;
+
+	mutex_lock(&spec->cs8409_i2c_mux);
+
+	for (; seq->addr; seq++)
+		cs8409_i2c_write(codec, CS42L42_I2C_ADDR, seq->addr, seq->reg, 1);
+
+	mutex_unlock(&spec->cs8409_i2c_mux);
+
+}
+
+/*
+ * In the case of CS8409 we do not have unsolicited events from NID's 0x24
+ * and 0x34 where hs mic and hp are connected. Companion codec CS42L42 will
+ * generate interrupt via gpio 4 to notify jack events. We have to overwrite
+ * generic snd_hda_jack_unsol_event(), read CS42L42 jack detect status registers
+ * and then notify status via generic snd_hda_jack_unsol_event() call.
+ */
+static void cs8409_jack_unsol_event(struct hda_codec *codec, unsigned int res)
+{
+	struct cs8409_spec *spec = codec->spec;
+	int status_changed = 0;
+	int reg_cdc_status;
+	int reg_hs_status;
+	int reg_ts_status;
+	int type;
+	struct hda_jack_tbl *jk;
+
+	/* jack_unsol_event() will be called every time gpio line changing state.
+	 * In this case gpio4 line goes up as a result of reading interrupt status
+	 * registers in previous cs8409_jack_unsol_event() call.
+	 * We don't need to handle this event, ignoring...
+	 */
+	if ((res & (1 << 4)))
+		return;
+
+	mutex_lock(&spec->cs8409_i2c_mux);
+
+	/* Read jack detect status registers */
+	reg_cdc_status = cs8409_i2c_read(codec, CS42L42_I2C_ADDR, 0x1308, 1);
+	reg_hs_status = cs8409_i2c_read(codec, CS42L42_I2C_ADDR, 0x1124, 1);
+	reg_ts_status = cs8409_i2c_read(codec, CS42L42_I2C_ADDR, 0x130f, 1);
+
+	/* Clear interrupts, by reading interrupt status registers */
+	cs8409_i2c_read(codec, CS42L42_I2C_ADDR, 0x1b7b, 1);
+
+	mutex_unlock(&spec->cs8409_i2c_mux);
+
+	/* If status values are < 0, read error has occurred. */
+	if (reg_cdc_status < 0 || reg_hs_status < 0 || reg_ts_status < 0)
+		return;
+
+	/* HSDET_AUTO_DONE */
+	if (reg_cdc_status & CS42L42_HSDET_AUTO_DONE) {
+
+		type = ((reg_hs_status & CS42L42_HSTYPE_MASK) + 1);
+		/* CS42L42 reports optical jack as type 4
+		 * We don't handle optical jack
+		 */
+		if (type != 4) {
+			if (!spec->cs42l42_hp_jack_in) {
+				status_changed = 1;
+				spec->cs42l42_hp_jack_in = 1;
+			}
+			/* type = 3 has no mic */
+			if ((!spec->cs42l42_mic_jack_in) && (type != 3)) {
+				status_changed = 1;
+				spec->cs42l42_mic_jack_in = 1;
+			}
+		} else {
+			if (spec->cs42l42_hp_jack_in || spec->cs42l42_mic_jack_in) {
+				status_changed = 1;
+				spec->cs42l42_hp_jack_in = 0;
+				spec->cs42l42_mic_jack_in = 0;
+			}
+		}
+
+	} else {
+		/* TIP_SENSE INSERT/REMOVE */
+		switch (reg_ts_status) {
+		case CS42L42_JACK_INSERTED:
+			cs8409_cs42l42_run_jack_detect(codec);
+			break;
+
+		case CS42L42_JACK_REMOVED:
+			if (spec->cs42l42_hp_jack_in || spec->cs42l42_mic_jack_in) {
+				status_changed = 1;
+				spec->cs42l42_hp_jack_in = 0;
+				spec->cs42l42_mic_jack_in = 0;
+			}
+			break;
+
+		default:
+			/* jack in transition */
+			status_changed = 0;
+			break;
+		}
+	}
+
+	if (status_changed) {
+
+		snd_hda_set_pin_ctl(codec, CS8409_CS42L42_SPK_PIN_NID,
+				    spec->cs42l42_hp_jack_in ? 0 : PIN_OUT);
+
+		/* Report jack*/
+		jk = snd_hda_jack_tbl_get_mst(codec, CS8409_CS42L42_HP_PIN_NID, 0);
+		if (jk) {
+			snd_hda_jack_unsol_event(codec, (jk->tag << AC_UNSOL_RES_TAG_SHIFT) &
+							AC_UNSOL_RES_TAG);
+		}
+		/* Report jack*/
+		jk = snd_hda_jack_tbl_get_mst(codec, CS8409_CS42L42_AMIC_PIN_NID, 0);
+		if (jk) {
+			snd_hda_jack_unsol_event(codec, (jk->tag << AC_UNSOL_RES_TAG_SHIFT) &
+							 AC_UNSOL_RES_TAG);
+		}
+	}
+}
+
+#ifdef CONFIG_PM
+/* Manage PDREF, when transition to D3hot */
+static int cs8409_suspend(struct hda_codec *codec)
+{
+	struct cs8409_spec *spec = codec->spec;
+
+	mutex_lock(&spec->cs8409_i2c_mux);
+	/* Power down CS42L42 ASP/EQ/MIX/HP */
+	cs8409_i2c_write(codec, CS42L42_I2C_ADDR, 0x1101, 0xfe, 1);
+	mutex_unlock(&spec->cs8409_i2c_mux);
+	/* Assert CS42L42 RTS# line */
+	snd_hda_codec_write(codec, codec->core.afg, 0, AC_VERB_SET_GPIO_DATA, 0);
+
+	snd_hda_shutup_pins(codec);
+
+	return 0;
+}
+#endif
+
+/* Enable/Disable Unsolicited Response for gpio(s) 3,4 */
+static void cs8409_enable_ur(struct hda_codec *codec, int flag)
+{
+	/* GPIO4 INT# and GPIO3 WAKE# */
+	snd_hda_codec_write(codec, codec->core.afg, 0, AC_VERB_SET_GPIO_UNSOLICITED_RSP_MASK,
+			    flag ? (GPIO3_INT | GPIO4_INT) : 0);
+
+	snd_hda_codec_write(codec, codec->core.afg, 0, AC_VERB_SET_UNSOLICITED_ENABLE,
+			    flag ? AC_UNSOL_ENABLED : 0);
+
+}
+
+/* Vendor specific HW configuration
+ * PLL, ASP, I2C, SPI, GPIOs, DMIC etc...
+ */
+static void cs8409_cs42l42_hw_init(struct hda_codec *codec)
+{
+	const struct cs8409_cir_param *seq = cs8409_cs42l42_hw_cfg;
+	const struct cs8409_cir_param *seq_bullseye = cs8409_cs42l42_bullseye_atn;
+	struct cs8409_spec *spec = codec->spec;
+
+	if (spec->gpio_mask) {
+		snd_hda_codec_write(codec, 0x01, 0, AC_VERB_SET_GPIO_MASK, spec->gpio_mask);
+		snd_hda_codec_write(codec, 0x01, 0, AC_VERB_SET_GPIO_DIRECTION, spec->gpio_dir);
+		snd_hda_codec_write(codec, 0x01, 0, AC_VERB_SET_GPIO_DATA, spec->gpio_data);
+	}
+
+	for (; seq->nid; seq++)
+		cs8409_vendor_coef_set(codec, seq->cir, seq->coeff);
+
+	if (codec->fixup_id == CS8409_BULLSEYE)
+		for (; seq_bullseye->nid; seq_bullseye++)
+			cs8409_vendor_coef_set(codec, seq_bullseye->cir, seq_bullseye->coeff);
+
+	/* Disable Unsolicited Response during boot */
+	cs8409_enable_ur(codec, 0);
+
+	/* Reset CS42L42 */
+	cs8409_cs42l42_reset(codec);
+
+	/* Initialise CS42L42 companion codec */
+	cs8409_cs42l42_reg_setup(codec);
+
+	if (codec->fixup_id == CS8409_WARLOCK || codec->fixup_id == CS8409_CYBORG) {
+		/* FULL_SCALE_VOL = 0 for Warlock / Cyborg */
+		mutex_lock(&spec->cs8409_i2c_mux);
+		cs8409_i2c_write(codec, CS42L42_I2C_ADDR, 0x2001, 0x01, 1);
+		mutex_unlock(&spec->cs8409_i2c_mux);
+		/* DMIC1_MO=00b, DMIC1/2_SR=1 */
+		cs8409_vendor_coef_set(codec, 0x09, 0x0003);
+	}
+
+	/* Restore Volumes after Resume */
+	if (spec->cs42l42_volume_init) {
+		mutex_lock(&spec->cs8409_i2c_mux);
+		cs8409_i2c_write(codec, CS42L42_I2C_ADDR, CS8409_CS42L42_REG_HS_VOLUME_CHA,
+				 -spec->cs42l42_hp_volume[0], 1);
+		cs8409_i2c_write(codec, CS42L42_I2C_ADDR, CS8409_CS42L42_REG_HS_VOLUME_CHB,
+				 -spec->cs42l42_hp_volume[1], 1);
+		cs8409_i2c_write(codec, CS42L42_I2C_ADDR, CS8409_CS42L42_REG_AMIC_VOLUME,
+				 spec->cs42l42_hs_mic_volume[0], 1);
+		mutex_unlock(&spec->cs8409_i2c_mux);
+	}
+
+	cs8409_cs42l42_update_volume(codec);
+
+	cs8409_cs42l42_enable_jack_detect(codec);
+
+	/* Enable Unsolicited Response */
+	cs8409_enable_ur(codec, 1);
+}
+
+static int cs8409_cs42l42_init(struct hda_codec *codec)
+{
+	int ret = snd_hda_gen_init(codec);
+
+	if (!ret)
+		snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_INIT);
+
+	return ret;
+}
+
+static int cs8409_build_controls(struct hda_codec *codec)
+{
+	int err;
+
+	err = snd_hda_gen_build_controls(codec);
+	if (err < 0)
+		return err;
+	snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_BUILD);
+
+	return 0;
+}
+
+static const struct hda_codec_ops cs8409_cs42l42_patch_ops = {
+	.build_controls = cs8409_build_controls,
+	.build_pcms = snd_hda_gen_build_pcms,
+	.init = cs8409_cs42l42_init,
+	.free = snd_hda_gen_free,
+	.unsol_event = cs8409_jack_unsol_event,
+#ifdef CONFIG_PM
+	.suspend = cs8409_suspend,
+#endif
+};
+
+static int cs8409_cs42l42_exec_verb(struct hdac_device *dev, unsigned int cmd, unsigned int flags,
+				    unsigned int *res)
+{
+	struct hda_codec *codec = container_of(dev, struct hda_codec, core);
+	struct cs8409_spec *spec = codec->spec;
+
+	unsigned int nid = ((cmd >> 20) & 0x07f);
+	unsigned int verb = ((cmd >> 8) & 0x0fff);
+
+	/* CS8409 pins have no AC_PINSENSE_PRESENCE
+	 * capabilities. We have to intercept 2 calls for pins 0x24 and 0x34
+	 * and return correct pin sense values for read_pin_sense() call from
+	 * hda_jack based on CS42L42 jack detect status.
+	 */
+	switch (nid) {
+	case CS8409_CS42L42_HP_PIN_NID:
+		if (verb == AC_VERB_GET_PIN_SENSE) {
+			*res = (spec->cs42l42_hp_jack_in) ? AC_PINSENSE_PRESENCE : 0;
+			return 0;
+		}
+		break;
+
+	case CS8409_CS42L42_AMIC_PIN_NID:
+		if (verb == AC_VERB_GET_PIN_SENSE) {
+			*res = (spec->cs42l42_mic_jack_in) ? AC_PINSENSE_PRESENCE : 0;
+			return 0;
+		}
+		break;
+
+	default:
+		break;
+	}
+
+	return spec->exec_verb(dev, cmd, flags, res);
+}
+
+static void cs8409_cs42l42_fixups(struct hda_codec *codec, const struct hda_fixup *fix, int action)
+{
+	struct cs8409_spec *spec = codec->spec;
+	int caps;
+
+	switch (action) {
+	case HDA_FIXUP_ACT_PRE_PROBE:
+		snd_hda_add_verbs(codec, cs8409_cs42l42_init_verbs);
+		/* verb exec op override */
+		spec->exec_verb = codec->core.exec_verb;
+		codec->core.exec_verb = cs8409_cs42l42_exec_verb;
+
+		mutex_init(&spec->cs8409_i2c_mux);
+
+		codec->patch_ops = cs8409_cs42l42_patch_ops;
+
+		spec->gen.suppress_auto_mute = 1;
+		spec->gen.no_primary_hp = 1;
+		spec->gen.suppress_vmaster = 1;
+
+		/* GPIO 5 out, 3,4 in */
+		spec->gpio_dir = GPIO5_INT;
+		spec->gpio_data = 0;
+		spec->gpio_mask = 0x03f;
+
+		spec->cs42l42_hp_jack_in = 0;
+		spec->cs42l42_mic_jack_in = 0;
+
+		/* Basic initial sequence for specific hw configuration */
+		snd_hda_sequence_write(codec, cs8409_cs42l42_init_verbs);
+
+		/* CS8409 is simple HDA bridge and intended to be used with a remote
+		 * companion codec. Most of input/output PIN(s) have only basic
+		 * capabilities. NID(s) 0x24 and 0x34 have only OUTC and INC
+		 * capabilities and no presence detect capable (PDC) and call to
+		 * snd_hda_gen_build_controls() will mark them as non detectable
+		 * phantom jacks. However, in this configuration companion codec
+		 * CS42L42 is connected to these pins and it has jack detect
+		 * capabilities. We have to override pin capabilities,
+		 * otherwise they will not be created as input devices.
+		 */
+		caps = snd_hdac_read_parm(&codec->core, CS8409_CS42L42_HP_PIN_NID,
+				AC_PAR_PIN_CAP);
+		if (caps >= 0)
+			snd_hdac_override_parm(&codec->core,
+				CS8409_CS42L42_HP_PIN_NID, AC_PAR_PIN_CAP,
+				(caps | (AC_PINCAP_IMP_SENSE | AC_PINCAP_PRES_DETECT)));
+
+		caps = snd_hdac_read_parm(&codec->core, CS8409_CS42L42_AMIC_PIN_NID,
+				AC_PAR_PIN_CAP);
+		if (caps >= 0)
+			snd_hdac_override_parm(&codec->core,
+				CS8409_CS42L42_AMIC_PIN_NID, AC_PAR_PIN_CAP,
+				(caps | (AC_PINCAP_IMP_SENSE | AC_PINCAP_PRES_DETECT)));
+
+		snd_hda_override_wcaps(codec, CS8409_CS42L42_HP_PIN_NID,
+			(get_wcaps(codec, CS8409_CS42L42_HP_PIN_NID) | AC_WCAP_UNSOL_CAP));
+
+		snd_hda_override_wcaps(codec, CS8409_CS42L42_AMIC_PIN_NID,
+			(get_wcaps(codec, CS8409_CS42L42_AMIC_PIN_NID) | AC_WCAP_UNSOL_CAP));
+		break;
+	case HDA_FIXUP_ACT_PROBE:
+		/* Set initial DMIC volume to -26 dB */
+		snd_hda_codec_amp_init_stereo(codec, CS8409_CS42L42_DMIC_ADC_PIN_NID,
+					      HDA_INPUT, 0, 0xff, 0x19);
+		snd_hda_gen_add_kctl(&spec->gen, NULL, &cs8409_cs42l42_hp_volume_mixer);
+		snd_hda_gen_add_kctl(&spec->gen, NULL, &cs8409_cs42l42_amic_volume_mixer);
+		cs8409_cs42l42_hw_init(codec);
+		snd_hda_codec_set_name(codec, "CS8409/CS42L42");
+		break;
+	case HDA_FIXUP_ACT_INIT:
+		cs8409_cs42l42_hw_init(codec);
+		fallthrough;
+	case HDA_FIXUP_ACT_BUILD:
+		/* Run jack auto detect first time on boot
+		 * after controls have been added, to check if jack has
+		 * been already plugged in.
+		 * Run immediately after init.
+		 */
+		cs8409_cs42l42_run_jack_detect(codec);
+		usleep_range(100000, 150000);
+		break;
+	default:
+		break;
+	}
+}
+
+static const struct hda_fixup cs8409_fixups[] = {
+	[CS8409_BULLSEYE] = {
+		.type = HDA_FIXUP_PINS,
+		.v.pins = cs8409_cs42l42_pincfgs,
+		.chained = true,
+		.chain_id = CS8409_FIXUPS,
+	},
+	[CS8409_WARLOCK] = {
+		.type = HDA_FIXUP_PINS,
+		.v.pins = cs8409_cs42l42_pincfgs,
+		.chained = true,
+		.chain_id = CS8409_FIXUPS,
+	},
+	[CS8409_CYBORG] = {
+		.type = HDA_FIXUP_PINS,
+		.v.pins = cs8409_cs42l42_pincfgs,
+		.chained = true,
+		.chain_id = CS8409_FIXUPS,
+	},
+	[CS8409_FIXUPS] = {
+		.type = HDA_FIXUP_FUNC,
+		.v.func = cs8409_cs42l42_fixups,
+	},
+};
+
+static int patch_cs8409(struct hda_codec *codec)
+{
+	int err;
+
+	if (!cs8409_alloc_spec(codec))
+		return -ENOMEM;
+
+	snd_hda_pick_fixup(codec, cs8409_models, cs8409_fixup_tbl, cs8409_fixups);
+
+	codec_dbg(codec, "Picked ID=%d, VID=%08x, DEV=%08x\n", codec->fixup_id,
+			 codec->bus->pci->subsystem_vendor,
+			 codec->bus->pci->subsystem_device);
+
+	snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PRE_PROBE);
+
+	err = cs8409_parse_auto_config(codec);
+	if (err < 0) {
+		snd_hda_gen_free(codec);
+		return err;
+	}
+
+	snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PROBE);
+	return 0;
+}
+
+static const struct hda_device_id snd_hda_id_cs8409[] = {
+	HDA_CODEC_ENTRY(0x10138409, "CS8409", patch_cs8409),
+	{} /* terminator */
+};
+MODULE_DEVICE_TABLE(hdaudio, snd_hda_id_cs8409);
+
+static struct hda_codec_driver cs8409_driver = {
+	.id = snd_hda_id_cs8409,
+};
+module_hda_codec_driver(cs8409_driver);
+
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("Cirrus Logic HDA bridge");
diff --git a/sound/pci/hda/patch_cs8409.h b/sound/pci/hda/patch_cs8409.h
new file mode 100644
index 000000000000..2ab02a520f5a
--- /dev/null
+++ b/sound/pci/hda/patch_cs8409.h
@@ -0,0 +1,91 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * HD audio interface patch for Cirrus Logic CS8409 HDA bridge chip
+ *
+ * Copyright (C) 2021 Cirrus Logic, Inc. and
+ *                    Cirrus Logic International Semiconductor Ltd.
+ */
+
+#ifndef __CS8409_PATCH_H
+#define __CS8409_PATCH_H
+
+/* Cirrus Logic CS8409 HDA bridge with
+ * companion codec CS42L42
+ */
+#define CS42L42_HP_CH				(2U)
+#define CS42L42_HS_MIC_CH			(1U)
+
+#define CS8409_VENDOR_NID			0x47
+
+#define CS8409_CS42L42_HP_PIN_NID		0x24
+#define CS8409_CS42L42_SPK_PIN_NID		0x2c
+#define CS8409_CS42L42_AMIC_PIN_NID		0x34
+#define CS8409_CS42L42_DMIC_PIN_NID		0x44
+#define CS8409_CS42L42_DMIC_ADC_PIN_NID		0x22
+
+#define CS42L42_HSDET_AUTO_DONE			0x02
+#define CS42L42_HSTYPE_MASK			0x03
+
+#define CS42L42_JACK_INSERTED			0x0C
+#define CS42L42_JACK_REMOVED			0x00
+
+#define GPIO3_INT				(1 << 3)
+#define GPIO4_INT				(1 << 4)
+#define GPIO5_INT				(1 << 5)
+
+#define CS42L42_I2C_ADDR			(0x48 << 1)
+
+#define CIR_I2C_ADDR				0x0059
+#define CIR_I2C_DATA				0x005A
+#define CIR_I2C_CTRL				0x005B
+#define CIR_I2C_STATUS				0x005C
+#define CIR_I2C_QWRITE				0x005D
+#define CIR_I2C_QREAD				0x005E
+
+#define CS8409_CS42L42_HP_VOL_REAL_MIN		(-63)
+#define CS8409_CS42L42_HP_VOL_REAL_MAX		(0)
+#define CS8409_CS42L42_AMIC_VOL_REAL_MIN	(-97)
+#define CS8409_CS42L42_AMIC_VOL_REAL_MAX	(12)
+#define CS8409_CS42L42_REG_HS_VOLUME_CHA	(0x2301)
+#define CS8409_CS42L42_REG_HS_VOLUME_CHB	(0x2303)
+#define CS8409_CS42L42_REG_AMIC_VOLUME		(0x1D03)
+
+enum {
+	CS8409_BULLSEYE,
+	CS8409_WARLOCK,
+	CS8409_CYBORG,
+	CS8409_FIXUPS,
+};
+
+struct cs8409_i2c_param {
+	unsigned int addr;
+	unsigned int reg;
+};
+
+struct cs8409_cir_param {
+	unsigned int nid;
+	unsigned int cir;
+	unsigned int coeff;
+};
+
+struct cs8409_spec {
+	struct hda_gen_spec gen;
+
+	unsigned int gpio_mask;
+	unsigned int gpio_dir;
+	unsigned int gpio_data;
+
+	unsigned int cs42l42_hp_jack_in:1;
+	unsigned int cs42l42_mic_jack_in:1;
+	unsigned int cs42l42_volume_init:1;
+	char cs42l42_hp_volume[CS42L42_HP_CH];
+	char cs42l42_hs_mic_volume[CS42L42_HS_MIC_CH];
+
+	struct mutex cs8409_i2c_mux;
+
+	/* verb exec op override */
+	int (*exec_verb)(struct hdac_device *dev, unsigned int cmd, unsigned int flags,
+			 unsigned int *res);
+};
+
+#endif